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 - REGION V Award a ₱5.3M contract to REI-TECH CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
8abb5c2ef59d3113f76f5069ea9fa919c2585471127d7817e27fc9db074416e8
Status:
Included and unchanged
Block:
#4,458 1,555 blocks after it
Position in block:
Transaction 182 of 343
Award day:
May 24, 2021 (5 yrs 5 mo ago)
Value:
₱5,305,813.73
Project:
20F00153
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 #4,458 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 - Trust Funds 2021". 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 - REGION V awarded it to REI-TECH CONSTRUCTION & SUPPLY on 2021-05-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20F00153: On-Going, 0% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 8abb5c2ef5…4416e8now …
- 2. Block Merkle root changedstored 43ac598b8e…39fa35now …
- 3. Block #4458 hash changedstored 9c2f42065b…c3ee7dnow …
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 342 records. Each step hashes the current value together with the sibling shown.
- leaf 8abb5c2ef59d3113f76f5069ea9fa919c2585471127d7817e27fc9db074416e8
- 01 R 8bd5868ebafd9889d6f4de6effd437dfd22e2c3203b6d35d3087e2d5488a4705
- 02 L 0b26512e8a6e3f1c5583077ee1c54583bcb8ff1bede90c8b5b2b9a75fb1f1d9e
- 03 L 441154a9d88e540d6e1576bb13910e27742075d9581fd253657407ed1d3a2574
- 04 R 857edce594c4d035fa5b501746d4824d79ee5523e2aaa2cd435dad2a90b2c7ca
- 05 L dbeb53e7cf2703d83b64e28ece4a8f07289461fc671d81182e4d9355e75dc3b7
- 06 L c63b3614cf741445cd4e2d5eef03b5055d2e6bc917e989b08ec7b5bce649291a
- 07 R c24b076ad6302829fc3c3d78a35fd06631e7977ddfffe289f1c991035c1a09ae
- 08 L 0183b47c33058c345f5a6f0c52dd5d0230eb9ca3dcab651766cf7ef9ea869b31
- 09 R 5a60df06151673cc39e0502c519f2d87f0a8b40d8cf099e0e3bbfbbf81a8eb23
- root 43ac598b8ec5b0ff875b017c54c89add9cb65bbf0ad994ef12f99d53c539fa35