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 - LA UNION 2ND ED Award a ₱12.0M contract to VILLAR GENERAL CONSTRUCTION & SUPPLIESNational agencies
Transaction hash:
de7c6f9e0f86fcd3abc375360a561acda19b8550f7c4219777eb1c08ebc35df2
Status:
Included and unchanged
Block:
#4,184 1,829 blocks after it
Position in block:
Transaction 152 of 184
Award day:
Aug 5, 2020 (6 yrs 3 mo ago)
Value:
₱11,983,512.63
Project:
20AF0078
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 #4,184 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 "Outside Infra - GAA 2020 DA FMR", i.e. the FY2020 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 - LA UNION 2ND ED awarded it to VILLAR GENERAL CONSTRUCTION & SUPPLIES on 2020-08-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20AF0078: 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 2021-03-15). 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 de7c6f9e0f…c35df2now …
- 2. Block Merkle root changedstored d0f34f74e4…528b64now …
- 3. Block #4184 hash changedstored 547eb28017…bf8843now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 183 records. Each step hashes the current value together with the sibling shown.
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- 02 R 22d1d6a6fa4cbbe1661270d29656a9ff88270bcadba99708d751c17b1677dd0f
- 03 R 24d8685fca31ba34c0a4fc028d46a43a4671d1d3ad5e5890f714a20abbfff792
- 04 L f832a5a101ef563c5e1f37b30515d3249c3a28e967afed440bcceded19e64db6
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- 07 R 2e053658b107e61d9cd623e10cc0d74f25f9a7ce2b947c82b45039ae9b59a2fe
- 08 L b831319b224d73c693df315e2b300d350c78bda2876abb064da488fa68d6c4f9
- root d0f34f74e4661c525787a2e53b5288aa572c15bb13f06edc4082c27bdd528b64