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
PROVINCE OF COTABATO Award a ₱497.7K contract to SAREX BUILDERS AND SUPPLYProvinces
Transaction hash:
e27de77a77bd95cdb0821f75919c653b1f12a976dce48703d20a488ccb6e7fc7
Status:
Included and unchanged
Block:
#2,158 3,855 blocks after it
Position in block:
Transaction 113 of 123
Award day:
Aug 19, 2014 (12 yrs 2 mo ago)
From:
Value:
₱497,681.94
Project:
PB INFRA 14-040
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 #2,158 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)PROVINCE OF COTABATO awarded it to SAREX BUILDERS AND SUPPLY on 2014-08-19.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)COA's CY2024 audit of Cotabato gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 e27de77a77…6e7fc7now …
- 2. Block Merkle root changedstored 2c7c5c8a83…fe192bnow …
- 3. Block #2158 hash changedstored 1c1d7d0dce…dba49dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 122 records. Each step hashes the current value together with the sibling shown.
- leaf e27de77a77bd95cdb0821f75919c653b1f12a976dce48703d20a488ccb6e7fc7
- 01 L dd01df33385a6eaa6ce8da1a673cd6f2a8c6a3232d6d54b66e18826d3006e008
- 02 R 22d48a32ec1efbc7e0f6b885d314045f0bb9a49675c20c3dc64245d174ec9fee
- 03 R c62c577ebbd06d89435e4b71d9c2b187e257be6f9ca8e1400b2896434f3ca467
- 04 R 4da8760e135816416006ab01c7e0c4ec9f980f59aeb97af6980bdb37fb580289
- 05 L 8107019bb9ae881beea08adbbb839ce31b257185224d04ad6706aeda26b23e8c
- 06 L f6181c8699eba1a293445c20a951ffc1ed4ca57ae7a92bb622d356d805ff96f8
- 07 L 08807fad39ed70de61539a366b079862b93faa00a108bf41443263246e7e743b
- root 2c7c5c8a83dc32e70589ae68a91db523a3962ac4fc595fe7ede66c9366fe192b