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 - REGION IV-B Award a ₱94.9M contract to THREE W BUILDERS, INC.National agencies
Transaction hash:
8bba8dc0ef38e1e351d8a10b48a78fbb3a4e9936a36351f0e63ef00fcbd288e7
Status:
Included and unchanged
Block:
#4,623 1,390 blocks after it
Position in block:
Transaction 181 of 330
Award day:
Nov 8, 2021 (5 yrs ago)
Value:
₱94,896,456.24
Project:
21E00072
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 #4,623 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 OO-1", 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 - REGION IV-B awarded it to THREE W BUILDERS, INC. on 2021-11-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21E00072: 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 2022-07-03). 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 8bba8dc0ef…d288e7now …
- 2. Block Merkle root changedstored a06aaf908e…4e041enow …
- 3. Block #4623 hash changedstored 7817442abd…472a06now …
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 329 records. Each step hashes the current value together with the sibling shown.
- leaf 8bba8dc0ef38e1e351d8a10b48a78fbb3a4e9936a36351f0e63ef00fcbd288e7
- 01 L 8b364b1a42f31b64d8c5c3d1086aa81d9d7e4556403ce0910ad3c07a3f7a49b6
- 02 R a3e7e3d54d85dfe5a9f717e6dd9ac3fc8776e6053b5b1429a0359f8130bd66b5
- 03 L dee4ac962ad8069eb25b8abea903a1abd84133887bb6b3a60d9569ee90f7e7dc
- 04 R 842a0e46d820adb75cba7d4f862c1c1eac134ccf591bdb3c21ca702137b62269
- 05 L a68b1babc82fcb0ffa7bc9e3e4a9d9ae4a711b8f0d53003a6019432cca1e20f1
- 06 L ce92f608cd8fe46c2e94b085b6f3e016420901901df6534e67ead9b10d724db6
- 07 R f058f164792885245c8463fa7345d2c2dc1fb90d1e6c8a45a827da04159c2550
- 08 L bcb0a16215b94422c762e97aa2d30263a0a185c9f9b11102b25365f780a3cd85
- 09 R 91ce1a84358d91af355646f55c3330a6cc52c484fa1e2de6de134a1563b951d5
- root a06aaf908e8f21ff04d2e6ddd97306b3a23da446cf1cc6a417249578fe4e041e