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
PROVINCE OF AURORA Award a ₱2.4M contract to EDFROBON CONSTRUCTION SERVICES INCORPORATEDProvinces
Transaction hash:
6c0a4fef8cd8a1a245ef70016fe159860d3d1569cbb30fa82f9b8b445e6ad3d1
Status:
Included and unchanged
Block:
#2,664 3,349 blocks after it
Position in block:
Transaction 99 of 264
Award day:
Feb 16, 2016 (10 yrs 8 mo ago)
From:
Value:
₱2,420,910.00
Project:
Construction of Flood Control, Pinamakan River
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 #2,664 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)PROVINCE OF AURORA awarded it to EDFROBON CONSTRUCTION SERVICES INCORPORATED on 2016-02-16.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 Aurora 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 6c0a4fef8c…6ad3d1now …
- 2. Block Merkle root changedstored d9d46cb569…d39ff4now …
- 3. Block #2664 hash changedstored 79ce45cbb8…783fffnow …
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 263 records. Each step hashes the current value together with the sibling shown.
- leaf 6c0a4fef8cd8a1a245ef70016fe159860d3d1569cbb30fa82f9b8b445e6ad3d1
- 01 L 6aa0604cf94fa6ee5fdf1a179c77e06475f692e7d0ff0ae9f02e2a7980b2909d
- 02 L 175dd2719958ce2d7d8f7fe66e606d32a44a97276834ebf2a413df4cdb39e2a6
- 03 R 8b8d8dda7988d17b3a8fa1beadd2f3ba6a75b3419eda9642dd41101f862f4cf2
- 04 R 27bd1bce80c8ae7b70015757cf5cc6928dcee30dacd0c149fb54fa0d06dad0d9
- 05 R 456d6dfbb03f4266456722c8713c5fed46990e029156e24769729a12a1e31d44
- 06 L 22030266eca75b4b429143cb128c37e0b269082d21f56621fd3aea06eb4cd9ed
- 07 L 54ca0a6a8ca36c739fbe8e61f9cd311423ef119fca502fa041f32adc72dcfbb8
- 08 R 614d5c90d28f3bd2f4f924346b8377d9f2945cd4e3ba162c0e258f96d0e8ebf5
- 09 R fdd3f557ee174bd83b8e27b9a21d38ab7c104ef24683de0beac92fd51b1cbf76
- root d9d46cb56997bba2f6bd2e715cb0142c40c6a9fde89e265a3f62d79d40d39ff4