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 - DAVAO ORIENTAL 2ND Award a ₱4.9M contract to RANGAY CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
c6f817fcab92a834e08e2ecb2e5c1e08510c4c088857c8a27309f2bf47783bdb
Status:
Included and unchanged
Block:
#4,710 1,303 blocks after it
Position in block:
Transaction 314 of 394
Award day:
Feb 4, 2022 (4 yrs 9 mo ago)
Value:
₱4,875,411.63
Project:
22LG0037
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 #4,710 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 2022 CSSP", i.e. the FY2022 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 - DAVAO ORIENTAL 2ND awarded it to RANGAY CONSTRUCTION AND SUPPLY on 2022-02-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22LG0037: 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 2022-06-13). 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 c6f817fcab…783bdbnow …
- 2. Block Merkle root changedstored bb564bca81…39be73now …
- 3. Block #4710 hash changedstored 593bb69dfa…d9218dnow …
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 393 records. Each step hashes the current value together with the sibling shown.
- leaf c6f817fcab92a834e08e2ecb2e5c1e08510c4c088857c8a27309f2bf47783bdb
- 01 R c7e44b3f1c47e9c33988dcfb577f071346bbbe1063682a836ed1bc315402b594
- 02 L b98ed9445e5e695d4731114eb23363174f02d0bb29afae725f3d53f8ca17ab40
- 03 R 1cbef4cfc88a307651795933db4435f9cbe5ea89afa6b7c3c9ce6cd247ffdc8a
- 04 L b348b0db1a1eda5d66d6b2192469090f1244875d7ae84ff830821d042973f87e
- 05 L bc91883b9e418cb750491f74c020f1f697be0f86f01b87f7aebbeb9e5333bf1f
- 06 L 2b60e52d7efb1afe56528654aa1ba456cf8467b4e275f0c5304f3b9678073285
- 07 R 270dd1f3cc6aa13dbe6e5bfcd31bddae8511c69ff5d59c429767ae2c99d333ca
- 08 R ea204a5b8ccddcdbc74c5ede0e074dcdb0c65ba6cc4a7cd8155acca2fb83ae67
- 09 L bd415e151c5b9e164d8f27d14c3ade1507161c29ecc8b6ab29668e5f9fd2da9c
- root bb564bca81926af68b551fae780f697a2bd7b2fd963eaca5e05978140139be73