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 - CAMARINES SUR 3RD Award a ₱4.9M contract to PHIL MANNA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
a40813e8ec6ed9570dcc721b02cb7de5976cae2b5e85ce8d0f39afca0c719011
Status:
Included and unchanged
Block:
#5,251 762 blocks after it
Position in block:
Transaction 341 of 532
Award day:
Aug 22, 2023 (3 yrs 2 mo ago)
Value:
₱4,910,395.00
Project:
23FF0081
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 #5,251 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 2023 CSSP", i.e. the FY2023 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 - CAMARINES SUR 3RD awarded it to PHIL MANNA CONSTRUCTION AND SUPPLY on 2023-08-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23FF0082: 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 2024-01-22). 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 a40813e8ec…719011now …
- 2. Block Merkle root changedstored 729ef6bb70…fc3efbnow …
- 3. Block #5251 hash changedstored d9ad188ae0…89fab2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 531 records. Each step hashes the current value together with the sibling shown.
- leaf a40813e8ec6ed9570dcc721b02cb7de5976cae2b5e85ce8d0f39afca0c719011
- 01 L a38e161f96ecb42c83f55e364ca8f9d94112f0337c2873228459f0850bf40101
- 02 R 17e37bd323cb4a40d35f40ac6488c3c22c7f4b9c95f25b56f83ff9ecd606ef58
- 03 L f1c867187ad0397a5546ebea44407b7894f874b8057e32afe45e739f76cd97a5
- 04 R d019466662242193fd1f6383c2908d299ec84521c7020beceb1724197304cba3
- 05 L a6a116920ab69986a70bbb85f73e868fe009d7b08560818c1561aa559fd87beb
- 06 R a6c4dda9a3f2bf178fe26b9d3ec6073499d8cc8f54cc75ec07f413fe2a31f1a1
- 07 L 9e7d14101bb87e63b7cb425a812540915ae146e003951e552d3eef31cd687c2f
- 08 R 247e961b354d6d67fafeb3dd05e4c89b6152445bcd8ecec02116d5bf677f47ef
- 09 L 19c6baf616036f7e54242aadf5baa08a3e3a8531bca54c9ab714e53d1ed59cbe
- 10 R fa3b0af9daba2ddb1730134a9dcbc2c02805d2338c3682d097422a339d898b6e
- root 729ef6bb70b60cd84123eddcb9b2bb56244866b81dabe9e703329ca598fc3efb