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 - QUEZON CITY 1ST ED Award a ₱5.9M contract to L.P.N.A. CONSTRUCTIONNational agencies
Transaction hash:
c153671bd69fa1cec19f8cebc306864379ceedec791d7bf9ca74cc2eb2ece048
Status:
Included and unchanged
Block:
#4,710 1,303 blocks after it
Position in block:
Transaction 301 of 394
Award day:
Feb 4, 2022 (4 yrs 9 mo ago)
Value:
₱5,871,299.88
Project:
22OF0005 Preventive Maintenance of Road Asphalt O
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 #4,710 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 2022 OO-1", i.e. the FY2022 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 - QUEZON CITY 1ST ED awarded it to L.P.N.A. CONSTRUCTION on 2022-02-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22OF0005: 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 2022-04-15). 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 c153671bd6…ece048now …
- 2. Block Merkle root changedstored bb564bca81…39be73now …
- 3. Block #4710 hash changedstored 593bb69dfa…d9218dnow …
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 393 records. Each step hashes the current value together with the sibling shown.
- leaf c153671bd69fa1cec19f8cebc306864379ceedec791d7bf9ca74cc2eb2ece048
- 01 L c131ee674fd2869001ed6182883686d2db83e3cbb8dadbab055b8c7e74e02750
- 02 R 08314f72b4d9841500fb8b220a4f6e6321433c4004cae322712cae2cfd4b6217
- 03 L 3ff3c45efe3a36851df3345fe11f0a9895f189defa01447cc5f4f026e553e5a0
- 04 L 8989647e6c77c8407e728cdea5b688cdffff3d8b78466021e9416aa7637ebccb
- 05 R 6b866cb968ddf9bf6b53992d8d58f6bc3704ac66db768f9f35a03ce3be301f60
- 06 L 2b60e52d7efb1afe56528654aa1ba456cf8467b4e275f0c5304f3b9678073285
- 07 R 270dd1f3cc6aa13dbe6e5bfcd31bddae8511c69ff5d59c429767ae2c99d333ca
- 08 R ea204a5b8ccddcdbc74c5ede0e074dcdb0c65ba6cc4a7cd8155acca2fb83ae67
- 09 L bd415e151c5b9e164d8f27d14c3ade1507161c29ecc8b6ab29668e5f9fd2da9c
- root bb564bca81926af68b551fae780f697a2bd7b2fd963eaca5e05978140139be73