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 - NEGROS ORIENTAL 1S Award a ₱3.1M contract to GRAM CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
00a5714701a5f4a86abd2dfbc86a306d394cafa1ef62b85b921fb8e2800446bb
Status:
Included and unchanged
Block:
#4,903 1,110 blocks after it
Position in block:
Transaction 0 of 291
Award day:
Aug 30, 2022 (4 yrs 2 mo ago)
Value:
₱3,063,500.00
Project:
Construction Project
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 #4,903 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 2022 CSSP", i.e. the FY2022 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 - NEGROS ORIENTAL 1S awarded it to GRAM CONSTRUCTION AND SUPPLY on 2022-08-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22HJ0112: 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 2022-11-06). 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 00a5714701…0446bbnow …
- 2. Block Merkle root changedstored 95c692f89e…825096now …
- 3. Block #4903 hash changedstored 4635cd92c7…29b6f5now …
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 290 records. Each step hashes the current value together with the sibling shown.
- leaf 00a5714701a5f4a86abd2dfbc86a306d394cafa1ef62b85b921fb8e2800446bb
- 01 R 011199d9cac0424991588dc1e6ba3e38881b6201df576e58605535c776d788db
- 02 R 768f6ffe6932261d0498e9783ad23a932f3b1ecf97df35944c819e42ce8e34f5
- 03 R dacbcea78765724d52d00f3a0a295f3cd22d0a0adec8efa0b8b622d8e4de6e6b
- 04 R 3d6b602206c73d2dba48c952bb463b434f24c1b00858a64c709e1de270e22db7
- 05 R c32396b605c0220020fe844398ecb04092e6468b571816af2ee6c6c7b9a43669
- 06 R 892bca2c059ced44c77868bcf28bee3d420ef623f3c86cba4f8fd2f80b01c79f
- 07 R 9fbe4483360fda83f2f3eb0844190a5049887d3257343f643dd21aac35624aff
- 08 R 972eca8be796c0fb4d390665b14500d88fef06774235f42ec0d20271bcf10d86
- 09 R d32ba029b76617d8639cd6246839a63294e96af1814a543d299963e5887ac676
- root 95c692f89e523d6327b959352e8518675f4ca35a1ef1e9669989481f4e825096