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
CITY OF SAN CARLOS, PANGASINAN Award a ₱1.7M contract to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTIONCities
Transaction hash:
636d58a1a1dccfc671e951ffa94df9aae4538aea99a10e550b9d595529502337
Status:
Included and unchanged
Block:
#2,043 3,970 blocks after it
Position in block:
Transaction 33 of 80
Award day:
Apr 4, 2014 (12 yrs 7 mo ago)
Value:
₱1,701,909.13
Project:
construction of stage and covered court at Tebag E
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 #2,043 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)CITY OF SAN CARLOS, PANGASINAN awarded it to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTION on 2014-04-04.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 City of San Carlos 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 636d58a1a1…502337now …
- 2. Block Merkle root changedstored 8aaf797235…98f5adnow …
- 3. Block #2043 hash changedstored 4976cc3707…0f434dnow …
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 79 records. Each step hashes the current value together with the sibling shown.
- leaf 636d58a1a1dccfc671e951ffa94df9aae4538aea99a10e550b9d595529502337
- 01 L 62ecd54e966f0cdad61ffe525c645576baed53984ed0771d3fe2c2cc552f1377
- 02 R 4f39384e2bd31be37d109cf1a85cb4bec12452a88cecc74f13d6aabbee99dd04
- 03 R fa10e1fbd9bb25be3efacb511ef5db47db1fa7aeaec11a9d8e8f133482ac2935
- 04 R fe4ad55c83c1cbad1b507bb1c2e65af2be68a276ec34ae33506fc637b8761045
- 05 R 3c29c05ce279a7a0eea02dcc4c7ad6134def97a79b23956e3b317efdab0614cf
- 06 L 9dcb2d0b66459eb6fdf8c8d91dbbdfb9a9c391fa47e3f6d28bcb92f8a4dceb3f
- 07 R 306404c1249819b885647075686ac91cfaaa6f08076fb349bda190cf575eb422
- root 8aaf797235c4d07d4097cae52fc39d4f28058b62035016bf9743b5bf6098f5ad