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 ₱4.8M contract to STEELMAN BUILDERS CORPORATIONNational agencies
Transaction hash:
b939946cd2b2c082e9ab14c7923adf0c30108c42f2bd87c7e90eaaf4bb23b658
Status:
Included and unchanged
Block:
#3,997 2,016 blocks after it
Position in block:
Transaction 146 of 205
Award day:
Jan 16, 2020 (6 yrs 9 mo ago)
Value:
₱4,801,136.25
Project:
20OF0118 Construction of Multi-Purpose Building, B
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 #3,997 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 2020 LP", i.e. the FY2020 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 STEELMAN BUILDERS CORPORATION on 2020-01-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20OF0118: 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 2021-01-17). 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 b939946cd2…23b658now …
- 2. Block Merkle root changedstored 6990ed0503…a7e331now …
- 3. Block #3997 hash changedstored df4d7c2785…0a5dd4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 204 records. Each step hashes the current value together with the sibling shown.
- leaf b939946cd2b2c082e9ab14c7923adf0c30108c42f2bd87c7e90eaaf4bb23b658
- 01 R b9964f1e7e51fb43c406f661bd6db07b68bbff4ba649c0b9fb1885d65904067a
- 02 L 7256a184e4e02bdd0b9f36884957ee64b9c3d9edc13657e6b179ed9f2d99647f
- 03 R c15a39468b4d90cb0485c704507a42ea835a7e8dea614df7fd96cb1a10cf456a
- 04 R c15fadfaaef716ca5a2fd0b831a824c2c1f9fb7db0b9d8a83bf18941e3c343c0
- 05 L 889e608a1b8a07cac709f7a585d3000a57f2151ebda328b2a67ca4a6122906c2
- 06 R 0e98b501fd34c8b2c92ab41c2f364437a47f5e3f4012c321a67631730b5b999f
- 07 R 91e4c77e17bfa7aa5c823e716bd3437b1df6ffbcd8ea4e5b0316753cdb639f22
- 08 L 675f75006a9790f5ec50215b183e1b15fdf29a31cf8b2025bcdf6c8ec1dbb5ee
- root 6990ed0503db4e37bb307f4497a12b716a30165fa28e2d5d2d207a0990a7e331