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 - PANGASINAN 3RD DEO Award a ₱14.1M contract to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
0bfa4df1ebae5878e5bd924ac7430b2c375905e6d53a8309b3c710ab86a95b68
Status:
Included and unchanged
Block:
#2,003 4,010 blocks after it
Position in block:
Transaction 3 of 65
Award day:
Feb 18, 2014 (12 yrs 8 mo ago)
Value:
₱14,089,290.89
Project:
Construction of Bridge at Tangat Bridge along Vill
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 #2,003 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 - PANGASINAN 3RD DEO awarded it to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTION on 2014-02-18.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 0bfa4df1eb…a95b68now …
- 2. Block Merkle root changedstored e86ac1abc7…c5518fnow …
- 3. Block #2003 hash changedstored dc881cd2b6…bc7dc4now …
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 64 records. Each step hashes the current value together with the sibling shown.
- leaf 0bfa4df1ebae5878e5bd924ac7430b2c375905e6d53a8309b3c710ab86a95b68
- 01 L 09912a5a3e98ea43bc6719228517ae3345d34f329a8b53d1b9493bc7ec45d251
- 02 L f3d7411928c6da89db6ed494d8ddfc85d3b9b72e0caa7ab70f8dd6eb834dc9d1
- 03 R 4324a3d0048d098aad8a3d2b780bc8d23f33a500a5848e8085d4ee8dd9560f12
- 04 R 2efd45cacd57366a7df366f09c04f0f3bf68ee845248747dd3e1cfd31125c6ba
- 05 R b6447f750264f57f2a2a2a4db6a63459fb71270330852f9750f5eff13f48f222
- 06 R cdbae4084e2b0be2f149ebb2302833b176e5b25f366be05f55be7198cda7164f
- 07 R c6e67708dcf7ce652671d4083729f3a51f60f5a3e50d1b6612c368c2f7e9d48f
- root e86ac1abc73342cfbdbebb8adaf50e42442c4180bd04177ecad9d38e9cc5518f