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 - DAVAO CITY SUB-DEO Award a ₱22.0M contract to A.Y.U. ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
b8df724a16e5e6582b3fb7c82b595681cd7b86e6d04d5997918aea187b9b750c
Status:
Included and unchanged
Block:
#2,776 3,237 blocks after it
Position in block:
Transaction 162 of 224
Award day:
Jun 27, 2016 (10 yrs 4 mo ago)
Value:
₱22,009,844.38
Project:
NOA, CONTRACT, NTP
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 #2,776 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 "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 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 - DAVAO CITY SUB-DEO awarded it to A.Y.U. ENGINEERING AND CONSTRUCTION on 2016-06-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16LH0126: 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 2017-02-01). 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 b8df724a16…9b750cnow …
- 2. Block Merkle root changedstored c006bb89d5…1e3770now …
- 3. Block #2776 hash changedstored de9362340a…05f9ebnow …
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 223 records. Each step hashes the current value together with the sibling shown.
- leaf b8df724a16e5e6582b3fb7c82b595681cd7b86e6d04d5997918aea187b9b750c
- 01 R ba5ef1434777f00c1d3af4aafa0ce1d82d4a37628684170d492a3d3d748b0b4e
- 02 L 451baa5fb6c95879cf959587d69d450de6b325be47f3edbbaa9c7f1bb847ccaa
- 03 R 231d0fc98af709dff0f81101e67d418ce638b7488626a0cc7e550a38f9a944a7
- 04 R 698f88d624b5fee2675d42c546c277f5908fd9758d1832ae59354eb123d60403
- 05 R c91c3e08af2d005b810a2de3c2b8edd66cef4f824bfbeda49ad1c1ee29674099
- 06 L f105cecd267de773c1a5b863b48a046d2651af7e8ac419922b0767f578c5d538
- 07 R 3ad242cd8fd181342844be180ab82f436ae1404baa0f10c088f327b47e60b497
- 08 L 2d133a27d9257e57ff82008237fac8ec9c74e068663d6fa0a29b7393c608f7bb
- root c006bb89d581b8007b57a2b44deafe8b7094a9671e5557547358dd5bf11e3770