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
MUNICIPALITY OF NAGUILIAN, LA UNION Award a ₱108.9K contract to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
024dcd235ef736b3d8fee0c376ae49db4cffc4d84e257671cf04ad0b67b0db45
Status:
Included and unchanged
Block:
#3,647 2,366 blocks after it
Position in block:
Transaction 0 of 146
Award day:
Jan 11, 2019 (7 yrs 10 mo ago)
Value:
₱108,929.63
Project:
FABRICATION OF GRILLS
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 #3,647 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)MUNICIPALITY OF NAGUILIAN, LA UNION awarded it to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIES on 2019-01-11.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)COA's CY2024 audit of Naguilian gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 024dcd235e…b0db45now …
- 2. Block Merkle root changedstored 7aed04fe9b…781556now …
- 3. Block #3647 hash changedstored 2f4ae071ad…71423fnow …
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 145 records. Each step hashes the current value together with the sibling shown.
- leaf 024dcd235ef736b3d8fee0c376ae49db4cffc4d84e257671cf04ad0b67b0db45
- 01 R 04333c3c6287fa179adef79b0a5a028af459d06e545b9f80df9fdea56643c0ff
- 02 R 93968107dca57b0e836bf895c648d8fff41f1a8c3cd2a4839bfccd866246761c
- 03 R 0fbe814c8f0d80522e8e9540f1be3633faba7d6f3fc3310065ea904cdb52d8dd
- 04 R 3dd35e47a9f731f5b5c4c7a5ce72b94206f78dd14d79a6df06787963807d85f6
- 05 R 5facff9c34616a539c37180307ff1be402e93f145bbcbdacb095f7264c10bc27
- 06 R a78bce190b8aef07ce8fe26cba38fbd0e8fd15e5204b87052024daa6ba42d104
- 07 R 686350e47eae8e0e445b6cce0912d13f8c2857e91be3a0e7aa7413ede1814244
- 08 R ff9ac137b2041786d9b6b63d44b93e553c81f34b8346578e7d712738d4c6ca7f
- root 7aed04fe9bc5d04f55a79b1bd111ce26bb509d39617d0706d944de1322781556