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 - NORTHERN SAMAR 2ND Award a ₱2.9M contract to CDU CONSTRUCTIONNational agencies
Transaction hash:
f5ca3d70d11bc4daa373433563f3dd4d24a6ca2ec2862a3223fc984941b4aeb9
Status:
Included and unchanged
Block:
#4,700 1,313 blocks after it
Position in block:
Transaction 632 of 663
Award day:
Jan 25, 2022 (4 yrs 9 mo ago)
Value:
₱2,924,866.80
Project:
22II0030, Construction of Multi-Purpose Building
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 #4,700 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 - NORTHERN SAMAR 2ND awarded it to CDU CONSTRUCTION on 2022-01-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22II0030: 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 2022-06-22). 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 f5ca3d70d1…b4aeb9now …
- 2. Block Merkle root changedstored 4e4fd12e45…b5cfd0now …
- 3. Block #4700 hash changedstored 3a4463127e…9c7f35now …
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 662 records. Each step hashes the current value together with the sibling shown.
- leaf f5ca3d70d11bc4daa373433563f3dd4d24a6ca2ec2862a3223fc984941b4aeb9
- 01 R f5d1c41d423c1aac63a633a8b65a7963ae895ff6698b50efd6b6561d6ff6707c
- 02 R 01be5b045e2e89bc00b4300f3858f495a5fa34023fac32d46ed33e08b8e2a600
- 03 R 2e698e1ca190418245d6960bab6794ce90f18068e7067a39f9859554f3389da2
- 04 L e175281520035c17d6fc8250bec650f09ded53a402f498cca0d71bc46fab7261
- 05 L 820dd49c79d85360e6621fbe2533a40fa6ca168df8f9a596a70f90c0f54ccd49
- 06 L 2b64eec53506555fbe77ac7419a0c5905185a2e7cb963163016d51d7857dc4d3
- 07 L 097e5e24f97049523e9e399b27227df073bf19113716e0dfaa1ec0f0dd163e8e
- 08 R a33165d384d8c6e75525e95fc64039e36a7ab1ee54edb4bea5a032ccd2761cf3
- 09 R 4ec1b023e9fb4a9b9e99425693e3deb032fa81a5010957cc382224e5cb202b0f
- 10 L e5464f2deaea07a1bb5d630ed7a216c5b7aee7636af6fff09bc0a8e4c299b2da
- root 4e4fd12e45dcbd0f6d2228e9d88b4faac0cb820291bddf09d483c5cb33b5cfd0