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 - QUEZON CITY 1ST ED Award a ₱9.5M contract to PERRC INC.National agencies
Transaction hash:
e2e2ba04b97159d87f24fd6c6257a8a8e0d6faea498864677950445da70a6b52
Status:
Included and unchanged
Block:
#4,801 1,212 blocks after it
Position in block:
Transaction 383 of 449
Award day:
May 16, 2022 (4 yrs 5 mo ago)
To:
Value:
₱9,494,882.28
Project:
22OF0205 Construction of Multi-Purpose Building at
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 #4,801 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 "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 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 - QUEZON CITY 1ST ED awarded it to PERRC INC. on 2022-05-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22OF0205: 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 2022-12-14). 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 e2e2ba04b9…0a6b52now …
- 2. Block Merkle root changedstored 44fa606442…c9252bnow …
- 3. Block #4801 hash changedstored 11a667a1d1…e057dcnow …
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 448 records. Each step hashes the current value together with the sibling shown.
- leaf e2e2ba04b97159d87f24fd6c6257a8a8e0d6faea498864677950445da70a6b52
- 01 L e18fb688ce1859f94cdf3d3c4b5ea306455e181780097f2e183726bf62d84da5
- 02 L de8982c153f95d0cf7299a21f264c9f0dde2005bc8183fa276cbce3f2396fcef
- 03 L ea33d80b190aa9c5f6f3a7b39f7d48936a90a9d995afddeef77d36b8a3604c82
- 04 L 5b137b106e751d95414a38d6463cc1f0010ca31d83304239b07b6c059274f367
- 05 L 5c0cf000f7aa7b5316f09a757ad01203bba03e5ccdb1940e0b41ddda0f9187c6
- 06 L 2cd0b77d7a71699b013e3c68d098a114f03b36130a1899f3b135813698ca05bf
- 07 L 478b4407e15d87e5f0c9eea0b958d5248e7e605703c0e7550c1ce133cbdb0354
- 08 R c48818750b8c3de8b34eec6a2015af46ae5f851afe2f54116b59e43c66be0f26
- 09 L 2ec0075e231ebe89ee10befbd35e49741249bb192845220ca3e27551e335f0f1
- root 44fa6064421de941740b51e7948be6f4d80f469c9ddf6eecd0746f6967c9252b