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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 2ND Award a ₱12.4M contract to BERSON'S CONSTRUCTION & TRADINGNational agencies
Transaction hash:
dd655124a3ecbd9dbaeb3f37309fd3ec0e4aada827d9c663757a2b9976b1a3b8
Status:
Included and unchanged
Block:
#5,038 975 blocks after it
Position in block:
Transaction 170 of 203
Award day:
Jan 16, 2023 (3 yrs 9 mo ago)
Value:
₱12,385,490.25
Project:
22AH0162
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 #5,038 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 2ND awarded it to BERSON'S CONSTRUCTION & TRADING on 2023-01-16.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 dd655124a3…b1a3b8now …
- 2. Block Merkle root changedstored 7c5ac9b0d0…0e3539now …
- 3. Block #5038 hash changedstored c5bd341a55…6a2138now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf dd655124a3ecbd9dbaeb3f37309fd3ec0e4aada827d9c663757a2b9976b1a3b8
- 01 R de0896e00410beb74af88d60a8f25a9c766f3b03a5e518531810204dd148e0b8
- 02 L 6cd89589183ed177e8f574a2c97ec9878f492f16fffc604ad00f0df2f8f9d4a8
- 03 R a898496052bd4d25e67af3b17c5dcac90aef1b60f7747b7989e048cdd19ecccb
- 04 L 4fc2d0d0c43243cd7a6ecd7654b5706a4a8dd7c8d78d927c2cea608f7e4e6030
- 05 R 4de863cf81317647088a6b95df31df54bcac4f0311edd202b4061f0443d42445
- 06 L 50ab11f75ef22a5b81f74910b7cbe4961477a15066bc99c926226eb5d2cef795
- 07 R e494956499f5011a9777fa1f5651262fb6b04c333f61b6d1436f1a79887e9889
- 08 L f6f9cea1d2c99016fc8624039b9f34290ad467c7e79342f9fcf2eb09a0d7675e
- root 7c5ac9b0d0c7a01cccc0d8242b086834d76249b35ed9445662e2a4dc4d0e3539