The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain
The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Whether the contraction vault's next buyback tick can fire, its ETH capacity, cooldown remaining, and recent executed ticks. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.
20000 (raw units)
price
8
calls / 30d
8
unique payers
2026-09-18
updated
Provider
api.onesource.io · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "20000",
"maxTimeoutSeconds": 3600
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {},
"type": "http"
},
"output": {
"example": {
"as_of_block": 63824000,
"basis": "derived",
"binding_constraint": "pool",
"capacity_eth_raw": "7140000000000000000",
"chain_id": 4663,
"cooldown_remaining_seconds": 0,
"effective_twap_deviation_ticks": 50,
"executor": "0x01c0335b8389564096a2b76c5baa89980bf71fbb",
"fee_splitter_eth_balance_as_of_block": 64740929,
"fee_splitter_eth_balance_basis": "measured",
"fee_splitter_eth_balance_raw": "0",
"fee_splitter_eth_balance_reason": null,
"guardian": "0x361e3a6ccf8ff8b1d85e33ad4436f4c8270f9607",
"hook_current_tick": 1200,
"hook_eth_balance_as_of_block": 64740929,
"hook_eth_balance_basis": "measured",
"hook_eth_balance_raw": "2419350000000000000000",
"hook_eth_balance_reason": null,
"hook_twap_tick": 1203,
"lag_blocks": 5,
"last_tick_at": "2026-09-15T00:00:00Z",
"network": "robinhood",
"next_eligible_at": "2026-09-15T01:00:00Z",
"permissionless": false,
"permissionless_note": "measured: AddressRegistry.executionPermissionless() -- a one-way switch opening buyback ticks and POL pairing to the public; ExpansionVault reserve purchases stay owner-only either way",
"permissionless_source": "registry.executionPermissionless",
"pool_share_eth_raw": "7140000000000000000",
"recent_ticks": [
{
"basis": "measured",
"block": 63823000,
"eth_spent_raw": "500000000000000000",
"log_index": 4,
"tokens_burned_raw": "700000000000000000000",
"ts": "2026-09-15T00:00:00Z",
"tx": "0xabc"
}
],
"regime": "expansion",
"regime_note": null,
"regime_provisional": null,
"serving_state": "fresh",
"twap_vs_spot_ticks": -3,
"vault_share_eth_raw": "11170000000000000000",
"within_deviation": true
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {
"limit": {
"maximum": 200,
"minimum": 1,
"type": "integer"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"description": "Endpoint-specific response payload",
"properties": {
"as_of_block": {
"type": "integer"
},
"basis": {
"type": "string"
},
"binding_constraint": {
"type": "string"
},
"capacity_eth_raw": {
"type": "string"
},
"chain_id": {
"type": "integer"
},
"cooldown_remaining_seconds": {
"type": "integer"
},
"effective_twap_deviation_ticks": {
"type": "integer"
},
"executor": {
"type": "string"
},
"fee_splitter_eth_balance_as_of_block": {
"type": "integer"
},
"fee_splitter_eth_balance_basis": {
"type": "string"
},
"fee_splitter_eth_balance_raw": {
"type": "string"
},
"fee_splitter_eth_balance_reason": {
"type": [
"string",
"null"
]
},
"guardian": {
"type": "string"
},
"hook_current_tick": {
"type": "integer"
},
"hook_eth_balance_as_of_block": {
"type": "integer"
},
"hook_eth_balance_basis": {
"type": "string"
},
"hook_eth_balance_raw": {
"type": "string"
},
"hook_eth_balance_reason": {
"type": [
"string",
"null"
]
},
"hook_twap_tick": {
"type": "integer"
},
"lag_blocks": {
"type": "integer"
},
"last_tick_at": {
"type": "string"
},
"network": {
"type": "string"
},
"next_eligible_at": {
"type": "string"
},
"permissionless": {
"type": "boolean"
},
"permissionless_note": {
"type": "string"
},
"permissionless_source": {
"type": "string"
},
"pool_share_eth_raw": {
"type": "string"
},
"recent_ticks": {
"items": {
"properties": {
"basis": {
"type": "string"
},
"block": {
"type": "integer"
},
"eth_spent_raw": {
"type": "string"
},
"log_index": {
"type": "integer"
},
"tokens_burned_raw": {
"type": "string"
},
"ts": {
"type": "string"
},
"tx": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"regime": {
"type": "string"
},
"regime_note": {
"type": [
"string",
"null"
]
},
"regime_provisional": {
"type": [
"string",
"null"
]
},
"serving_state": {
"type": "string"
},
"twap_vs_spot_ticks": {
"type": "integer"
},
"vault_share_eth_raw": {
"type": "string"
},
"within_deviation": {
"type": "boolean"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://api.onesource.io/standard/v1/buybacks/readiness" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://api.onesource.io/standard/v1/buybacks/readiness");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://api.onesource.io/standard/v1/buybacks/readiness")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/66.json, and this resource appears in /discovery/resources and /discovery/search.