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 III Award a ₱283.7M contract to MAC BUILDERSNational agencies
Transaction hash:
ba0d35e56b69b58728afbc458e94a0c5a9acb221326acfdc8d0adaea480b74ba
Status:
Included and unchanged
Block:
#5,301 712 blocks after it
Position in block:
Transaction 137 of 181
Award day:
Oct 13, 2023 (3 yrs 1 mo ago)
To:
Value:
₱283,709,619.32
Project:
23C00110
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 #5,301 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)The award does not say which budget line pays for it.Not published
- 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 III awarded it to MAC BUILDERS on 2023-10-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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
1 of 8 documents found, 0 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 ba0d35e56b…0b74banow …
- 2. Block Merkle root changedstored b71d3dde9d…d7bd92now …
- 3. Block #5301 hash changedstored e26e4f60de…d97856now …
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 180 records. Each step hashes the current value together with the sibling shown.
- leaf ba0d35e56b69b58728afbc458e94a0c5a9acb221326acfdc8d0adaea480b74ba
- 01 L b7be3de04bcb45209ba7c15302063e1530c2ddd09334eb520f28234834400273
- 02 R 1cc12d2dfcbc9d29b2156c84c558cd2a746ae93b845983f04ea04d2e3292f73d
- 03 R 3afd776a3f097ccbd95cf805385988cea9094652bfe1df16d78e534356b8f07e
- 04 L 952bbed97eafaecc27dfbfd9e2fd81196fcca3c28dd44dee78a8d23d79ce72e9
- 05 R e3ca248e54a5da635b5372bf2a2244583e171b7eac10cf355e063545a2aecce2
- 06 R e0de3bfaf848a55a4798089087f75749e68dc0c2eef00e66f15013341adaf46e
- 07 R b13bb827a74a41bccfc42452483027e607952522680522bd9627ea3cef3a3079
- 08 L 0e08a8526d52963b6e0500dd544c82cd8405c64a22a86b411f85e6fd870b8da2
- root b71d3dde9ddd7eebcced3b7a400b555342880f31a6f84b1ad5051179f6d7bd92