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 - NUEVA ECIJA 2ND DE Award a ₱2.4M contract to VNKC CONSTRUCTIONNational agencies
Transaction hash:
4a28f8fd3fe96df5ae2b3eaeed5c05de9c346f82cefc7bfde928e4a562d09674
Status:
Included and unchanged
Block:
#2,993 3,020 blocks after it
Position in block:
Transaction 42 of 169
Award day:
Feb 16, 2017 (9 yrs 8 mo ago)
Value:
₱2,400,735.35
Project:
17CF0004
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 #2,993 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)The award does not say which budget line pays for it.Not published
- 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 - NUEVA ECIJA 2ND DE awarded it to VNKC CONSTRUCTION on 2017-02-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 4a28f8fd3f…d09674now …
- 2. Block Merkle root changedstored c1b40317a5…6f5069now …
- 3. Block #2993 hash changedstored 35caad93a2…c52aa4now …
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 168 records. Each step hashes the current value together with the sibling shown.
- leaf 4a28f8fd3fe96df5ae2b3eaeed5c05de9c346f82cefc7bfde928e4a562d09674
- 01 R 4b086517dd8bf62eae9117261769a5bb8ee7744deec2a2d2f5b28195b34e706b
- 02 L f80d46bc0c9dd28e612d97366e319e5b2de91d06f488b3b8d687bb90c4964c8c
- 03 R 14a92d7a242c6b216a04eab8ddf5372596c5f3eb83bcc204adbd3e329e81e077
- 04 L 77d5414e10e8e76b82ad620aa42f72fc34d12814f34c64f5647442aa7ecf87f0
- 05 R 27cc77f00830c41c9331bef611ad72a02dd107cbbf8d3b1cf308e2f9082159fd
- 06 L 31dc4a38c54a17d8b01ec79c288ab2b8496e176da1bc96466cd2974e36e2be48
- 07 R ea01412d01d0665f50b548fe4e2cd8739ca3b21d0bd04c45ab0f12edd245430c
- 08 R 423a2cf54cf06d22058b76d9deecd61eee99f9323a817b6599300b634a2b8b67
- root c1b40317a54f20638836c4f27cf0f7752456e300708d395ef27175d8f06f5069