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 - PANGASINAN IV DEO Award a ₱18.5M contract to ALPHIN TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
1fc38fa63a0de70286bb50e866a28da5df16eaed6d2c1cd26662c1303ebe21ae
Status:
Included and unchanged
Block:
#3,327 2,686 blocks after it
Position in block:
Transaction 31 of 292
Award day:
Feb 7, 2018 (8 yrs 9 mo ago)
Value:
₱18,477,453.23
Project:
18AJ0062
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 #3,327 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 OO-2", 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 - PANGASINAN IV DEO awarded it to ALPHIN TRADING AND CONSTRUCTION on 2018-02-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18AJ0062: 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 2018-10-20). 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 1fc38fa63a…be21aenow …
- 2. Block Merkle root changedstored 8c6e3abe55…658678now …
- 3. Block #3327 hash changedstored ad9fd871b1…101616now …
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 291 records. Each step hashes the current value together with the sibling shown.
- leaf 1fc38fa63a0de70286bb50e866a28da5df16eaed6d2c1cd26662c1303ebe21ae
- 01 L 1e417c9d222962fb100e12ef77fd62df7cc298ef9bc3acb99eede3d6d9936ab3
- 02 L 404f90953a79dd02f633e86a8e76cf87471102f48e3956f981af248cc8a8268e
- 03 L 60957a202b86fb7db190e879a062248744d2c9f040f1cf70b0f90f72b099daa5
- 04 L 7b988fd7c17b6066adbd172374bcfbccbb31e6cb273d78dedd01e72581cd7639
- 05 L 09b70f793e0f08bd5bc3c87ab79b0e00ae17eac9dce722917efeae8ed05de3dd
- 06 R a964e428192605d371c0523b8e5620cfe06a46cb62458970bea3e08f81729b8d
- 07 R 7846143c2d77749b511f147569fb6ef869121af6924579a08de2b346972d9591
- 08 R a066fcf4ad0f986020dd3d522698b200c9432d5c373e432bc8d98fa1fdf674ee
- 09 R 615266767e32aaffbbe7269d2b9cd2242399430dc82643b59bcd2d44bb1574ef
- root 8c6e3abe55b0d9b58da9a577a06fcb6ca04995c356c34c25035c7eb03b658678