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 GAPAN, NUEVA ECIJA Award a ₱5.6M contract to E.A. PADILLA BUILDERSCities
Transaction hash:
a4ab4cba5ae66413dfd30063c4d38234049dbf1c92fec432f4ce5089085951e6
Status:
Included and unchanged
Block:
#2,520 3,493 blocks after it
Position in block:
Transaction 83 of 150
Award day:
Sep 16, 2015 (11 yrs 1 mo ago)
Value:
₱5,649,839.37
Project:
Installation of Cylindrical Pump
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 #2,520 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 GAPAN, NUEVA ECIJA awarded it to E.A. PADILLA BUILDERS on 2015-09-16.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 Gapan 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 a4ab4cba5a…5951e6now …
- 2. Block Merkle root changedstored 875193ab48…90994bnow …
- 3. Block #2520 hash changedstored c4a4e61a3b…e6aa92now …
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 149 records. Each step hashes the current value together with the sibling shown.
- leaf a4ab4cba5ae66413dfd30063c4d38234049dbf1c92fec432f4ce5089085951e6
- 01 L a27ef16f4b95b454c35abdbaf750274e721c51b61fcae1298bb8947cafe18b37
- 02 L a2397d3293e86e9ad77db5063f1b75aa9156ec71c3bb3acbe898f1ddcf76ef4d
- 03 R 4f24a7fa898944964ec7c477b000ac7ae04e533caa483bf51e906d778f8f3bd3
- 04 R b1824b314c5ec1ea06f169bc24d5cd26e12a2d915c9ab4f67d129b4a4fa7b3b4
- 05 L 4249c9d9028608fa9395c3ab350e07bf97caea8fcdd500ed01893723ec660e10
- 06 R a59780e2c714415d92b82f114c11c846d607659c22faca9969cc282303f6073f
- 07 L 9c910e28c6c257929ea5571a27d3fa63aa0ca23be5855645d4d4fcda3a589649
- 08 R 026bf3eb618a6aa36d2055dcbdac4e5d677eeb7ca964ec2346f4cc8983caa8c4
- root 875193ab4894707d6914fd186a7c60b0fe591f241d8c0bd3194f87374a90994b