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 - SOUTH COTABATO 1S Award a ₱6.0M contract to MJ TIONGSON CONSTRUCTIONNational agencies
Transaction hash:
172b21e011db16d02bb3cccdbc9710f88bf9120799a80a984df618d99b3a9f95
Status:
Included and unchanged
Block:
#4,723 1,290 blocks after it
Position in block:
Transaction 50 of 500
Award day:
Feb 18, 2022 (4 yrs 8 mo ago)
Value:
₱5,989,126.35
Project:
Road Concreting with Drainage at Purok Doña
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 #4,723 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 "Regular Infra - GAA 2021 LP", i.e. the FY2021 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 - SOUTH COTABATO 1S awarded it to MJ TIONGSON CONSTRUCTION on 2022-02-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21MB0101: 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 2022-08-20). 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 172b21e011…3a9f95now …
- 2. Block Merkle root changedstored caafc3a8a8…90c63fnow …
- 3. Block #4723 hash changedstored 661e4dcdad…4303f7now …
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 499 records. Each step hashes the current value together with the sibling shown.
- leaf 172b21e011db16d02bb3cccdbc9710f88bf9120799a80a984df618d99b3a9f95
- 01 R 1791f718464207ba8bd831c9efdf114f5e6977b50a0307c49019615e92626dc7
- 02 L 92466bb201ffb69e527719d25782a8e4a95937a88915b998165faf7a09bd2cbe
- 03 R 10261e5166bf92dde4d14da65465d76b6f59e61baf38d63f89d0615c1d8397b2
- 04 R 501297142b8e9ab031705e90712dcc80f7f80dd72cf48d69b4f0bb66f9fe3b7e
- 05 L 7a2a00462fae972ed174c49162bf05c807ad8347a5a95836de177bb4e45a7f45
- 06 L 77bb3cd926177838cc68559bc1ddf05d6f3a30f39c4536c834be09de6cce3585
- 07 R 1ea3ecc11662be4369be026bbf5cd44f6581823f6215b6561c3ee715d7ee6c5b
- 08 R 68d2357871f7e9d0570a85602650f64d8a0d390429ab6155c510781e2c560ee8
- 09 R 93d33e39887dba96fdfaeb7467caaa9f74562bf4fc562236dc5faa696d939898
- root caafc3a8a8428f5546822433578ee6dfa4fb0c763708cd2b56f8feb9b190c63f