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 CITY 1ST ED Award a ₱19.0M contract to J. SIMEON CONSTRUCTIONNational agencies
Transaction hash:
b6f295bcc4f4e37998fb7997cb4249a8d0a76904fe6e067fdbd60f4c536bfbfe
Status:
Included and unchanged
Block:
#4,712 1,301 blocks after it
Position in block:
Transaction 495 of 686
Award day:
Feb 7, 2022 (4 yrs 9 mo ago)
Value:
₱19,010,000.00
Project:
22OF0062 Rehabilitation of Dungeon Building at Vet
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 #4,712 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 LP", 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 - QUEZON CITY 1ST ED awarded it to J. SIMEON CONSTRUCTION on 2022-02-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22OF0062: 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 2023-03-08). 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 b6f295bcc4…6bfbfenow …
- 2. Block Merkle root changedstored 25545dc17a…47fb08now …
- 3. Block #4712 hash changedstored f9dc3fcdfe…1ee3d5now …
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 685 records. Each step hashes the current value together with the sibling shown.
- leaf b6f295bcc4f4e37998fb7997cb4249a8d0a76904fe6e067fdbd60f4c536bfbfe
- 01 L b65525967045b477e4e22a0411a8a565e742f95da81c2392fdb0f213ce5826d6
- 02 L c0a356efaad0b2ff7d20cde5445706930bf27ffd9cc192f05fe234c987a62c37
- 03 L 770f835202552057716b2b94fe5415d520b08f3163f2991d7ed11690d290fa34
- 04 L a129bbd91bb297aedc817f6f1afc96928459fb203ed43e02a2bb33692fe95a31
- 05 R d1fca3f56a3a7b775130342148d65f503234f2e7aa8cf50c37be26aa2806fbad
- 06 L ede8c5f2a37826dd4a2c313f571c2453be9cdd36e022f176559d34f7c71560b1
- 07 L 69925fc32bec2fe96a9008546f17e4061835e2b3222b59c1a48e2b74d673faa6
- 08 L 4899e4742b62ebdea3edda3e275d874d558b271d3f98d13f54ae393bb9860381
- 09 L 531b538ba8cb0bb89ef1dcb3331f3f5cb1f4e32f91d1262d5892ffc3cc8b2f3b
- 10 R b4cc7670ecd79780d4c2a38852a7e204c2fc428e3b87dc1e1dc46a5a4e316372
- root 25545dc17a5e403207ff7ac055bc0578a33eb311bc3e2bcf4449df18d047fb08