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 - RIZAL II DEO Award a ₱21.1M contract to VERDAX BUILDERSNational agencies
Transaction hash:
3832af1922244308ee63679931fb8fef6837031fb756439710b5a9b502cb4aa0
Status:
Included and unchanged
Block:
#3,764 2,249 blocks after it
Position in block:
Transaction 138 of 595
Award day:
May 16, 2019 (7 yrs 6 mo ago)
Value:
₱21,147,534.28
Project:
19-DO-0019
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 #3,764 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 2019 OO-1", i.e. the FY2019 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 - RIZAL II DEO awarded it to VERDAX BUILDERS on 2019-05-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DO0019: 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 2019-11-29). 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 3832af1922…cb4aa0now …
- 2. Block Merkle root changedstored 37ea7601ab…2205bbnow …
- 3. Block #3764 hash changedstored 92eb3d4433…597ebbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 594 records. Each step hashes the current value together with the sibling shown.
- leaf 3832af1922244308ee63679931fb8fef6837031fb756439710b5a9b502cb4aa0
- 01 R 38a8026c1e73a5be5c86af971c4beaa9c1edd80e869631a2d58d2aa1bd785ce6
- 02 L 46a8263c4e396f2100b413eb3cc1f4783026b0d0eb3eea4f562fd04f19818408
- 03 R acf6603228e6bcbe3e5dd407eb15faf121236f7d127ffc34b9c74141b5cc95bd
- 04 L 6cef8f20b3b106a8f9e93cca98a43da6c73b75da9e14e22ca008133b05787f50
- 05 R 2bc329a5b03564fc5a259f4d0f14168633b6263276e7103066ef7c3ee80e7d3b
- 06 R 5fd4c8715a82ba1bff1c682b576179cb7cff5c078b183dbc1652e1b25d5beeee
- 07 R 858e16fcab44316c0dd0c084806bf579eed91e3ab1e41a48e791f47b7d9e1580
- 08 L ffd8ac0d0093e4333fdb66b5853bdfda09c4dba05b7d6dcc125595364d68f7fc
- 09 R 32f827dd72c5460677ca80e381cb696f5ec5d5f83f095bbb97840a8590ab7e4b
- 10 R 4504c66f60acdffdf9550af7d37c29b1aad928f70893d6ead9ef28d504502fa3
- root 37ea7601abeabbc34b7d5d2bc197a4d5bb1e0c1680cca91904b7edc3fa2205bb