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 - CEBU 5TH DEO Award a ₱2.9M contract to BARR STEEL CONSTRUCTIONNational agencies
Transaction hash:
4e4ea93c80e5c50fe3b8489673cd2b0b80cf6a512e729dfd3822e9adddd56a9a
Status:
Included and unchanged
Block:
#4,499 1,514 blocks after it
Position in block:
Transaction 88 of 278
Award day:
Jul 5, 2021 (5 yrs 4 mo ago)
Value:
₱2,924,882.34
Project:
21HI0117
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 #4,499 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 - CEBU 5TH DEO awarded it to BARR STEEL CONSTRUCTION on 2021-07-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HI0117: 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 2021-10-23). 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 4e4ea93c80…d56a9anow …
- 2. Block Merkle root changedstored 6181dacd68…3ebe56now …
- 3. Block #4499 hash changedstored 86c8054a4e…9cb8a5now …
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 277 records. Each step hashes the current value together with the sibling shown.
- leaf 4e4ea93c80e5c50fe3b8489673cd2b0b80cf6a512e729dfd3822e9adddd56a9a
- 01 R 4f74a971a09b5c85afd95650dc547ccfbac3d4fd5a54ad7ceef68cd6e0ce1073
- 02 R d7a00e8a68ba9ffad7964920c9634ac636dc0328c9900bff3025d1c1ed96e5f2
- 03 R a2f5a92672b69c2314c7ee24ab084a01380804577a0e34648ca0f5061496b027
- 04 L 6bbb0b0d808f4d36538dd2def1e0429c0e875e88a1cc007346ac2fd3a2272ce7
- 05 L 7333496e8401898dde2065d96964b6070bba3029dde7ddfc4f372eefbdbb602b
- 06 R acf0b30e343f7d6029618e9c5c21ffd7a92b21b273e7e469a8751fcf2f43cd2a
- 07 L 08b608b4b86e1717c8655bc8a8649c768b90c8accc6cf43aae95a89a8138b255
- 08 R a6809e4fb18425c9b489f26b246bf01d465a2739fc567237afc173f2d05d9c81
- 09 R 912cfed14e12efb54ecf8b6ece3dae196bd67dc4275cfef6d6ded3e07b587e4e
- root 6181dacd680c62de83fb252809f2bd7ef8efeb91fe650a21a54589a4c53ebe56