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 - BOHOL 3RD DEO Award a ₱4.8M contract to SOMBRIO CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
093dfcb13fb2616ba35dbd81827de2cd6931fc42590bf5bdb30955bc4d25fab0
Status:
Included and unchanged
Block:
#4,297 1,716 blocks after it
Position in block:
Transaction 1 of 71
Award day:
Dec 3, 2020 (5 yrs 11 mo ago)
Value:
₱4,789,763.00
Project:
20HB0149
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 #4,297 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 - Flood Control: Construction - Drainage (e.g., Closed and Open Conduits, Spillway), Roads: Construction - PCCP". 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 - BOHOL 3RD DEO awarded it to SOMBRIO CONSTRUCTION AND SUPPLY on 2020-12-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20HB0149: 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 2021-03-11). 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 093dfcb13f…25fab0now …
- 2. Block Merkle root changedstored eb6a3f7518…8f0369now …
- 3. Block #4297 hash changedstored bcd93401ae…ff28a1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 70 records. Each step hashes the current value together with the sibling shown.
- leaf 093dfcb13fb2616ba35dbd81827de2cd6931fc42590bf5bdb30955bc4d25fab0
- 01 L 03e6c7b96ca728a39c830484b0a94f4631411d355a346f8367a8506a6c005d10
- 02 R de806e3304d70132b0148525e177fc6a797907fe837bfd08560ae15b17fdd68f
- 03 R 53e97919baa87402f7f46514a8a7cf15aa4370ea8376c675ae1a33f2a6dcd874
- 04 R 7762faf6f73d07dc2e18755af98388e03769ab8c99c3070ce0bdaa8c037c6182
- 05 R 8d7430e9308483a4dc44c08a1cef0992061698a44021276f66cb9ec2fb466e9c
- 06 R c13c4fdd83858c62d7cc2fa23707ac924d1fdc331727fcb5f4faa3bd28e56850
- 07 R d6383a937814c300304987a878da3a7bedabf4b806feea0972508f0707636a3e
- root eb6a3f7518570f332afb4c9c142589cd6bca5ec01972f49cb58337e0a68f0369