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 - ILOCOS SUR 1ST DIS Award a ₱10.9M contract to A.P.B. CONSTRUCTIONNational agencies
Transaction hash:
6b1b9bdc43ead39bfe87e4eb591ddc22428271492e316ee069f6ade14375aba0
Status:
Included and unchanged
Block:
#3,861 2,152 blocks after it
Position in block:
Transaction 149 of 392
Award day:
Aug 28, 2019 (7 yrs 2 mo ago)
Value:
₱10,862,688.30
Project:
Const. of Two Storey 4 Classroom, ISNHS
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 #3,861 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)DPWH lists the funding source as "Outside Infra - GAA 2019 DepEd BEFF", i.e. the FY2019 GAA. The exact UACS line is not given.Partly
- 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 - ILOCOS SUR 1ST DIS awarded it to A.P.B. CONSTRUCTION on 2019-08-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19AC0098: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2020-11-13). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 6b1b9bdc43…75aba0now …
- 2. Block Merkle root changedstored 181d151347…df1cccnow …
- 3. Block #3861 hash changedstored 7926c1fc9c…107c54now …
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 391 records. Each step hashes the current value together with the sibling shown.
- leaf 6b1b9bdc43ead39bfe87e4eb591ddc22428271492e316ee069f6ade14375aba0
- 01 L 6a5bc0cbed17d982c2d86dcc6f94bd9b8f01982183f5883c1efb1da714fed02c
- 02 R b3fbe739caf9edd1096709c2b115ee49f9d281f3b125a27519239fc3e243a7d9
- 03 L a329228ee4f384a9ebeda025ded61fd50d27bfbacf3deaf3e4ed6df654a93d38
- 04 R 2a42c92cac416088164eb29079bfe507c612166f5484316948ab6290f57bb0a2
- 05 L 12bd632c7889ba385f722396b46a39dca1e8fca7960f48e00bc93665e82810ce
- 06 R e346ce486a012cfb6e0c3ba8abbabf8c8ab81b465147aa67cec7e54248415a5f
- 07 R 3a3e2244333d5f04fdde95f48c5ec5529499b575680a7eef649f3fafc40d5d7a
- 08 L 14b1f2a66c682cfc4bd1eec076e44a5b68bbdb2e4b7a798c8b38d438cd8044a2
- 09 R a26b3c43f48b523ebe3e724497469883ffe0ba8657c9f990e0e01984a88caa66
- root 181d1513478cc52b38ce05305b3c65d2e4abe2abab173fe7b5777c6e51df1ccc