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 TANUDAN, KALINGA Award a ₱1.2M contract to WDB CONSTRUCTION SERVICESMunicipalities
Transaction hash:
2be9d7f3a59ef7df82d69c77e963dff679176a6e0dc5fe2f959d0205c36e71df
Status:
Included and unchanged
Block:
#5,190 823 blocks after it
Position in block:
Transaction 55 of 352
Award day:
Jun 20, 2023 (3 yrs 4 mo ago)
Value:
₱1,197,432.92
Project:
IMPROVEMENT OF LIYANG ACCESS ROAD
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 #5,190 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 TANUDAN, KALINGA awarded it to WDB CONSTRUCTION SERVICES on 2023-06-20.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 Tanudan 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 2be9d7f3a5…6e71dfnow …
- 2. Block Merkle root changedstored 59411f4420…d0e8f2now …
- 3. Block #5190 hash changedstored dafe3c4d4f…d0d343now …
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 351 records. Each step hashes the current value together with the sibling shown.
- leaf 2be9d7f3a59ef7df82d69c77e963dff679176a6e0dc5fe2f959d0205c36e71df
- 01 L 2a73c411757a7d630d8b471b30f3aa345c999e7dec658a62fa10e62c22593e2a
- 02 L 0c0160a9d00003a28683056864dd5e5ad8fea412e5fd23b2d5332d31c51c6e12
- 03 L 91e6dafb48943d4e564698accf5ed156f7f1542ea8648706546b427b0548c1d4
- 04 R efb7c1a869ee30782f9915b459511c48ad4284e298124f00019ed16c982ecf3e
- 05 L 4229fbf30209b421cb42790b50e37037ce9327486d825125363ad48247bbefff
- 06 L f6152ff4de4347057acb40ccd19005d021ee5ba2745458424a6eb5f84211ebf5
- 07 R ec49e9d5f685129dab397b29b27c36d1a297449a2c311e2c840507eb16608ad6
- 08 R e5e7820f23b3e88420535f9ac9b0255be087f49afdfc47a0c0a5d3fa31b9802f
- 09 R c94d0ecfc3bc4ce498494bf9515a0d2dd1522f1657a75f327a8358b16f2e7fee
- root 59411f4420a5dd43ad075bea019c1544998dc22ce1b2dc56220866dee0d0e8f2