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 1ST ED Award a ₱4.0M contract to ARM ASIA CONSTRUCTION & ENGINEERINGNational agencies
Transaction hash:
9a936eeedb2cc2edf6144afa2e0e9e4dcda62d9b51bb50f4ccc2c71be79514e4
Status:
Included and unchanged
Block:
#5,405 608 blocks after it
Position in block:
Transaction 213 of 371
Award day:
Feb 2, 2024 (2 yrs 9 mo ago)
Value:
₱4,020,990.60
Project:
24AE0008 CIVIL WORKS
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 #5,405 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 2024 OO-1", i.e. the FY2024 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 1ST ED awarded it to ARM ASIA CONSTRUCTION & ENGINEERING on 2024-02-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24AE0008: 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 2024-03-22). 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 9a936eeedb…9514e4now …
- 2. Block Merkle root changedstored 6ca2a541e1…2a61d2now …
- 3. Block #5405 hash changedstored 010a781a41…6f8bf4now …
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 370 records. Each step hashes the current value together with the sibling shown.
- leaf 9a936eeedb2cc2edf6144afa2e0e9e4dcda62d9b51bb50f4ccc2c71be79514e4
- 01 L 9a6dfdaefe394ab189ef9043ce7c823a8d2f2cd8901bbb8cde5ae65393f2da2c
- 02 R a0dc717d8ead52f37c216b6a6d1ef1264d576ce58d1540f9e52f4b4c6f6f20af
- 03 L 470bf952c2969423cf8d2a3e0b0de5d056265910b16518ee7e1847abfe2844b5
- 04 R 5ce54e549fe746e0c92b1ff672e03e2360cf708ae2b220ef2d5077ac75c6b8bf
- 05 L 2ecc058c58222ec3a923333d0d7f257a91002a6a0a78513a608d15b7b3c61070
- 06 R 3f2c52491df20de872a20450c4c86a692475ed0e7faaf80c3d6bcffee8ddb8f3
- 07 L 05ffb4fed2758170907e3dca793afb50c0809a7f0a6b8c65d683ef34b97a91d2
- 08 L 5dda519d5dd9918bfe0e7df0868596e72a45289e855da9bd9f0c8bd6da10fbc1
- 09 R d19cf2fe82cefbd26031e4e3a4afd7e7d81479cc9eba8e75d3a350afaf7ab996
- root 6ca2a541e1cd0845fdb93501883e86566c5fd67ed7b3089798263eedb42a61d2