DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - RIZAL II DEO Award a ₱9.4M contract to TIONGCO MENDOZA CONSTRUCTION CO. INCNational agencies
Transaction hash:
3f288286e270fdbd2e5056da2f0ab8995a3f67b30f95421689cd3a0a9c629dbd
Status:
Included and unchanged
Block:
#5,280 733 blocks after it
Position in block:
Transaction 45 of 223
Award day:
Sep 21, 2023 (3 yrs 1 mo ago)
Value:
₱9,408,059.42
Project:
23-DO-0106
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,280 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - RIZAL II DEO awarded it to TIONGCO MENDOZA CONSTRUCTION CO. INC on 2023-09-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 3f288286e2…629dbdnow …
- 2. Block Merkle root changedstored 0c2dea94ae…d4e520now …
- 3. Block #5280 hash changedstored 797c4dd7c5…af55b6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 222 records. Each step hashes the current value together with the sibling shown.
- leaf 3f288286e270fdbd2e5056da2f0ab8995a3f67b30f95421689cd3a0a9c629dbd
- 01 L 3e635d6f53e6978b45fec1121fb1ca80316a9a0e6983e7781a02dcefccca6b73
- 02 R b05ad2e30cf7d1bd4793aa253a2de014196383cef0ed36fde92046ad89c5cf0f
- 03 L 907929cf17ec01256656e9f754275420213a7b62960121cad8134c022463d5c7
- 04 L 7e62dac19d9ff9843862e03896ebb2e2604efba333c1ffff76112b02bea420a2
- 05 R ac8c83c1bcdd45f01a7cbdd1bba41bc5bf9d1012e598ada5f3842ba604ab0c8e
- 06 L f7897b78c4f240aa9b37fabe488b7ad9acc54397723928eb2a67d79a3331bc2d
- 07 R 5ae3c16f11f2d837b330a0c2cee3f5280d8071cf16b90cd60b73d652f78d678c
- 08 R 67dced5208d6026bb2e78ccef066e47bbe4e60f47a8ff5ef404626c16601c209
- root 0c2dea94aec4ca886320101d1eb3d97a4841ebdc13ef7e4541c64a4476d4e520