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 - ABRA ED Award a ₱3.3M contract to AD MARRERO GENERAL CONSTRUCTIONNational agencies
Transaction hash:
d4bcbf92b508ce05cb3646ef39a2edce69b50759dea83aa3fbef205cdec842b6
Status:
Included and unchanged
Block:
#4,940 1,073 blocks after it
Position in block:
Transaction 236 of 280
Award day:
Oct 7, 2022 (4 yrs 1 mo ago)
Value:
₱3,303,182.12
Project:
22PA0333
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 #4,940 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 - ABRA ED awarded it to AD MARRERO GENERAL CONSTRUCTION on 2022-10-07.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 d4bcbf92b5…c842b6now …
- 2. Block Merkle root changedstored a158e6053b…d46640now …
- 3. Block #4940 hash changedstored e7635d0eaf…be6f76now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 279 records. Each step hashes the current value together with the sibling shown.
- leaf d4bcbf92b508ce05cb3646ef39a2edce69b50759dea83aa3fbef205cdec842b6
- 01 R d5507f5d4fa414a2b5905ffbc0c164f7dd0ba52dfd9f2b156c0677d4a68fda3a
- 02 R becabecc371b1be85813212ba9f1b0f0e4322b2360d07b536972e99e4d217c7f
- 03 L 60c14129c047dc58e21215e943b18274ee59c27a29d8256f12205cd9bc4546e8
- 04 L 8f891bd74ec198bd7572c3f0e2ad97e83f1a741649d03c3b0c4f52cae2425560
- 05 R c8294caf76911110f8bfcf1581c40c9be9ee2f952ba213fc615402105b8aaff8
- 06 L 6251421887c093b49ddbbc659adc6bbbe3f6692fc1e89a1ac82b742428d0c833
- 07 L 451ebcadef8faceb1320584dbdf8225d621b9997d29da24e80b9f5a2a63f3bee
- 08 L e417f0bb071ab26fb2b5a96b36ea8005278a1ab7ea3b07dced43efb8a308ea99
- 09 R 2fd6fe2b3ca4bc39921c38a74ce43b3b4ad4e8a5ba285191acc6b89f0e176e7e
- root a158e6053b7e2249b5daf6b78d78fed1ee9645bc40041119b28db875c7d46640