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 - ILOCOS NORTE 1ST D Award a ₱464.1K contract to NORTHLANDER CONSTRUCTIONNational agencies
Transaction hash:
c4fa6fde235b0318e8a44795e89c407c25d3dabd18f211a4d809437ac9da0e60
Status:
Included and unchanged
Block:
#3,331 2,682 blocks after it
Position in block:
Transaction 318 of 407
Award day:
Feb 12, 2018 (8 yrs 9 mo ago)
Value:
₱464,118.60
Project:
18AA0237
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 #3,331 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 2018 LP", i.e. the FY2018 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 - ILOCOS NORTE 1ST D awarded it to NORTHLANDER CONSTRUCTION on 2018-02-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18AA0237: 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 2018-04-28). 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 c4fa6fde23…da0e60now …
- 2. Block Merkle root changedstored 3c57815073…88328fnow …
- 3. Block #3331 hash changedstored 23b3a58528…35c294now …
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 406 records. Each step hashes the current value together with the sibling shown.
- leaf c4fa6fde235b0318e8a44795e89c407c25d3dabd18f211a4d809437ac9da0e60
- 01 R c4fb107824482342b8c680ed0d498ed79b0cfeb5f30b212d4e0220de2be54cc3
- 02 L 95936d5f20df9b03fb954d4db4ab6e710bb30cf326c32ca4a41fb66895ed6369
- 03 L 520656415c3cf53fd63435d752b6cbf1403ac7fc87e841b2ab9fa6676a98d735
- 04 L 68ee7488024f80415ebf675d21aa9091dcb11acf15c6c3da3c32c2260c762f9b
- 05 L 4017fd9322d31fe63d51695e99302aab0c1f0c3922af80a75de536e0419a01b4
- 06 L 2406c75ce1779564f832fef1ec64b8cb8f63a5839c27727a1197561129b5b44c
- 07 R 635063750c44d2cdee2d90e44032570eb24ad60af449204056a7d71e0ae9c61a
- 08 R 1ce97738c9d9a35b3c198c4bfdafd4834507977bf9df2904a4a65e2beacea8ce
- 09 L b47993ed00ef34a39999365186485f5eb19fbbaa9bd72f20ff5211b4b99f4792
- root 3c57815073431fbafd7f0237bf94e3fcf61b7ccd213a970ede721ddb9088328f