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 - QUEZON IV DISTRICT Award a ₱19.2M contract to R.T.Y. CONSTRUCTIONNational agencies
Transaction hash:
fda16dd7e254ee3f50b16504c2a19667a7ec136bd02e1874a1d2e3ac4be7dd2c
Status:
Included and unchanged
Block:
#5,437 576 blocks after it
Position in block:
Transaction 437 of 440
Award day:
Mar 8, 2024 (2 yrs 8 mo ago)
Value:
₱19,205,309.22
Project:
24DL0032
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 #5,437 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-2", 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 - QUEZON IV DISTRICT awarded it to R.T.Y. CONSTRUCTION on 2024-03-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24DL0032: 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 2024-07-10). 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 fda16dd7e2…e7dd2cnow …
- 2. Block Merkle root changedstored 0ef2b40ac3…d57cd0now …
- 3. Block #5437 hash changedstored e893fbee74…e3f33dnow …
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 439 records. Each step hashes the current value together with the sibling shown.
- leaf fda16dd7e254ee3f50b16504c2a19667a7ec136bd02e1874a1d2e3ac4be7dd2c
- 01 L fd6b9430257c67bf3d896ca93c57f515c763c7246e6cd6a0a7b88490a0dcf538
- 02 R 9574fbeeecde5d901ae42a7acacf88962070fe078a3dfb672b88d6a2c1627954
- 03 L 9b191d17691a1188fb2ca3bf2c718edff3207be2ae21a4b14ff29d4977fcb735
- 04 R d456fb417abcffd690231e755363cc557514696ae836e40fd14ada9d4ccc24e3
- 05 L 5fffa1a0acd0e432a92f0a59bde3d28285fe834b11ccbbb8b0df2b9e00fdedba
- 06 L 9d1961289b0affa80c686fe66e892db6f506a228287cbcc39e28b41e76c8428b
- 07 R b5fe3e0bb569f4e722d736445ccc3411161cf24b5f28a2c3d4af0d3582db31db
- 08 L 0ea8be1bbbf2a9cf45da7b91255ab28bf9533fae17f6286c24b5774b8bf5e62b
- 09 L 6d7728b341244e6e6af51a367108480c379b93efc61d48851741fae31254d515
- root 0ef2b40ac3a781ca3e97b35cac7c6369aac23dd023304a7e7629de9c46d57cd0