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
CITY OF TABUK, KALINGA Award a ₱149.5K contract to TECKCON CONSTRUCTIONCities
Transaction hash:
4a29a67d96bc4a62b500bf1306a775594871e03c0c1263cf168993a1b299380f
Status:
Included and unchanged
Block:
#1,879 4,134 blocks after it
Position in block:
Transaction 28 of 94
Award day:
Oct 3, 2013 (13 yrs 1 mo ago)
Value:
₱149,544.26
Project:
Canal Lining
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 #1,879 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)CITY OF TABUK, KALINGA awarded it to TECKCON CONSTRUCTION on 2013-10-03.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 City of Tabuk gave a "not stated" 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 4a29a67d96…99380fnow …
- 2. Block Merkle root changedstored 40399a4278…8b7eddnow …
- 3. Block #1879 hash changedstored 564b306ca2…cd462fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 93 records. Each step hashes the current value together with the sibling shown.
- leaf 4a29a67d96bc4a62b500bf1306a775594871e03c0c1263cf168993a1b299380f
- 01 R 4e55b256ff243a34a66a4cb6c27b6e3896cb0ea25ae0ce3da397f953c6108ad0
- 02 R 0297221b5bd61c95a60b5a13f0a0595cc370726267fe29dfcd51e55775627fb3
- 03 L b74d7fac4007f1361ae1e1e0ff8e6e53d5989e0e1d64ffd1247b560634e425b8
- 04 L 65b42175f30c3efcfb29c7e94ab83baa5a3a0846aa1ce0a3bfc0eda371ae0ae2
- 05 L d1883872e80ea7062bc211770bfe934e22f990e3419a01473a1263ee26f1fb65
- 06 R 1ddfda0ca97dc87cd7b0369f5aaa4d8ffccc9a8286e37e18fca17258f79039af
- 07 R 6a77dd94e4420781cacb5975a908805049f2f7b77887c305c086810e2fc6537c
- root 40399a4278cc6432bb009f62d33bb8c4d9ba88ae76161c259bd40deb858b7edd