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 NORTE 2ND D Award a ₱14.2M contract to MEGAPOLITAN BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
ac6f0a88ce99119e22cece2ece8c4a70f0f38dd736db9b9ac8fd3a16f8490637
Status:
Included and unchanged
Block:
#5,135 878 blocks after it
Position in block:
Transaction 288 of 419
Award day:
Apr 26, 2023 (3 yrs 6 mo ago)
Value:
₱14,185,500.00
Project:
23AB0147
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 #5,135 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 2023 OO-2", i.e. the FY2023 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 NORTE 2ND D awarded it to MEGAPOLITAN BUILDERS AND CONSTRUCTION SUPPLY on 2023-04-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23AB0147: 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 2024-02-01). 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 ac6f0a88ce…490637now …
- 2. Block Merkle root changedstored 4fe6f47e03…490c36now …
- 3. Block #5135 hash changedstored ad988457af…924359now …
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 418 records. Each step hashes the current value together with the sibling shown.
- leaf ac6f0a88ce99119e22cece2ece8c4a70f0f38dd736db9b9ac8fd3a16f8490637
- 01 R ade434d656cfcac29e416e2cb2a3a74edade9a765535b6979fcf6670317f71a2
- 02 R cca41581c5880076707535484ae49b871ec49a45c081510df46e579eb9ad45bc
- 03 R 9ee6b27a49e06037a6b2d11c1ef94de6bf975b98dbce599461ef6c8198f53b71
- 04 R 0b34004aa588080e2aa8de283ac96271b067d4a181c7f68fc415c8d27a1b89aa
- 05 R b347d07f9fc9e89723530be6cc10775eebb38c0280efe72927a2ad209ebb0fe9
- 06 L bc258c15020ed18b6665fb245cf41a103a7f15a2f3ef881d1fe7942f1a2acb33
- 07 R d48ec755ef70b6da8d5af4ec903f336afdd120fffb9678635582f1c9f6986ea1
- 08 R b23602f4702c61a18820d88ffa03d3c3f43a35b61bca45d69fa8b428bf1ec655
- 09 L f3a8d714ee236c242c8ceb3ce8ff58c4cdf41805df4cc0c3fccf3e24e4168c43
- root 4fe6f47e0349503cdd66797098bfdb1e38a912735a412b3e5d75bc5b83490c36