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 - MASBATE 2ND DEO Award a ₱43.3M contract to SPRING STAR CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
52b82fd0ffcbd79eea37f56d873f65f49933b6c75c3e558d5cf9fefec1dd9de0
Status:
Included and unchanged
Block:
#5,049 964 blocks after it
Position in block:
Transaction 222 of 687
Award day:
Jan 27, 2023 (3 yrs 9 mo ago)
Value:
₱43,328,241.52
Project:
23FI0031
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 #5,049 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 2023 OO-1", i.e. the FY2023 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 - MASBATE 2ND DEO awarded it to SPRING STAR CONSTRUCTION AND SUPPLY on 2023-01-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23FI0031: 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 2023-12-10). 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 52b82fd0ff…dd9de0now …
- 2. Block Merkle root changedstored 32183ab84e…a31ab9now …
- 3. Block #5049 hash changedstored c04bcfa86a…9cc01fnow …
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 686 records. Each step hashes the current value together with the sibling shown.
- leaf 52b82fd0ffcbd79eea37f56d873f65f49933b6c75c3e558d5cf9fefec1dd9de0
- 01 R 533cb0ca5511bea8aaeff4354ea7cb311853adfef7175d1613deed59120f66b7
- 02 L 8ebe443cc30c552fc132d468ba335c40d3fc037823111d22abd4bd64f37003d1
- 03 L 83f7163fbf54b54a2e61957b0b0258fd33335d504190395d902214afaaf7226c
- 04 L 00f41e46214634cf7dae5bd0e842fe3a79682d2952bf85535254fcac5d212a30
- 05 L 154a92e7016eaa27cf34e7d0f59682f5bad8a6a3ad31fbdb109c16daacb4e116
- 06 R e350cba4bfde7b51779e6289851bd8ff3d70090e010e39863db874f610ec26ae
- 07 L 5cc3d7d685e29611319258c849e8345205f459da80b552433b58fca667a4dc5a
- 08 L bf85305e46add0353703f495815150a3dd31386c4ed6a8c6265b3cc7b48ff372
- 09 R beba9d71494241af5fca6bde6e3bf8ca6f1e762c8ca33216e00b6bf210d87081
- 10 R 119e42d04c3334272192bbf86fea0de53ab994a31150dea3de46e344661f0120
- root 32183ab84e11a1c097e8c8118137ca1a3a9005df1a2aaf018e7fb32232a31ab9