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 - CAMARINES NORTE ED Award a ₱23.7M contract to JCO CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
a2d812e9b86c00f72fdbef3ce8cfa13348086ea913cca8b23894f2fc751382be
Status:
Included and unchanged
Block:
#4,741 1,272 blocks after it
Position in block:
Transaction 339 of 513
Award day:
Mar 9, 2022 (4 yrs 8 mo ago)
Value:
₱23,745,445.60
Project:
22FC0055
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 #4,741 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 OO-2", 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 - CAMARINES NORTE ED awarded it to JCO CONSTRUCTION AND SUPPLY on 2022-03-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22FC0055: 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 2022-09-05). 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 a2d812e9b8…1382benow …
- 2. Block Merkle root changedstored 191b9acc26…db0015now …
- 3. Block #4741 hash changedstored 3e803faace…6d6551now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 512 records. Each step hashes the current value together with the sibling shown.
- leaf a2d812e9b86c00f72fdbef3ce8cfa13348086ea913cca8b23894f2fc751382be
- 01 L a28a00b08372f4c317645512adbad891a899798d51927c825a9cced198453e7a
- 02 L c20e2bf882606dc61de6adbb883d7b070e3b34eb66d61426cd1d2e8691458923
- 03 R d9d4ade497a2e3c10d1223d47581ab9f0787074335c53d82ffc4cd122a3893fc
- 04 R 29db1a1c14d975b2588802e06c5840ed6e54fc6459c8af9cc6c4d94fb7043ba8
- 05 L d1657624d048d677323dc374486ccf644286c79e7b46b4e3d01989fd7ec988f2
- 06 R ef38c7122940a35f1ffd84b358c9ae92afe3b4e821716e2f4fb521b40c1f1e5a
- 07 L 7de3a027589be48a02c7f0590cc9bb8005b454d75319d8a602679cea29c070b8
- 08 R a556f134bd8bf92a48ebe4481545d8bcf145b550536858f4741c9f9769e37ea1
- 09 L 1c3889c5138a5041d3875635e43fca692b7d2b46adb04370e5bd529babbd97b5
- 10 R 7acf7a5c6af91058e835d546df50fd1d082f2cc2cd7410eb10d000fa4f0641c4
- root 191b9acc261877749f208dc92d5357c0b8cc1d7d5f15be58588d765460db0015