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 ₱12.7M contract to BERSON'S CONSTRUCTION & TRADINGNational agencies
Transaction hash:
f0ea4c0fb0cda9236f45d0b3dfdbc5f9c8805fa70f233b78657760aad8251922
Status:
Included and unchanged
Block:
#5,161 852 blocks after it
Position in block:
Transaction 483 of 507
Award day:
May 22, 2023 (3 yrs 5 mo ago)
Value:
₱12,674,500.39
Project:
23AH0141
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 #5,161 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)DPWH lists the funding source as "Outside Infra - GAA 2023 DA FMR", i.e. the FY2023 GAA. The exact UACS line is not given.Partly
- 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 2023-05-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23AH0141: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2023-12-20). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 f0ea4c0fb0…251922now …
- 2. Block Merkle root changedstored 8b7ddbdb71…438538now …
- 3. Block #5161 hash changedstored 1bc84bae85…cced2dnow …
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 506 records. Each step hashes the current value together with the sibling shown.
- leaf f0ea4c0fb0cda9236f45d0b3dfdbc5f9c8805fa70f233b78657760aad8251922
- 01 L f02285b840135714754d76ae866af8acc41bc1783ebb620caf7ae23edf01e501
- 02 L c7e03cd99a98cfc1434c7e80b4481c683f34ae20b1913743dca8c96a2a11efbc
- 03 R 6826096cf28ad8c87de547af1ea1ba80be61080335e373bf3fbe6abd9328f00b
- 04 R d54766495eec1590060a6dccd014578be381e9f56deb652ed33c32d36fe1a3d6
- 05 R b15f59dc78e7eef4f30cc57a10527481cb65bbc6528932be79194e385548899c
- 06 L 2c433f557ae1c039d61925b959c3ce7eb92cadeb030a1cc344e8f2c66bfded71
- 07 L 5b9d1babd1ab58f104f213ea0002074055fa58e597752b7b96a05fd064902b63
- 08 L a55f07f0fbabf81f9f9e5019825685ec2685e140b89aac41feb789a73d1ed76a
- 09 L 1293991e82477d1765700ced82afd0f4310436d8a989794bfadd0f7eca186dd8
- root 8b7ddbdb711bd2496b37bb354cd750a6314ec72d0e6c36cb9ba97541ad438538