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 - LANAO DEL NORTE 2N Award a ₱26.5M contract to NDP CONSTRUCTION DEVELOPMENTNational agencies
Transaction hash:
aa0b73b13a0dd58eeb2abfc6683600e264c6c0c0616d82782f4859f70338baa6
Status:
Included and unchanged
Block:
#5,252 761 blocks after it
Position in block:
Transaction 231 of 345
Award day:
Aug 23, 2023 (3 yrs 2 mo ago)
Value:
₱26,523,350.40
Project:
23KG0069
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 #5,252 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 - LANAO DEL NORTE 2N awarded it to NDP CONSTRUCTION DEVELOPMENT on 2023-08-23.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 aa0b73b13a…38baa6now …
- 2. Block Merkle root changedstored 87d2222827…a754f6now …
- 3. Block #5252 hash changedstored 767f00d90d…b360ccnow …
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 344 records. Each step hashes the current value together with the sibling shown.
- leaf aa0b73b13a0dd58eeb2abfc6683600e264c6c0c0616d82782f4859f70338baa6
- 01 L a970b235a2fd62f0aeb79ba622b210dd8f0f84930961a098a4700b8b137795d8
- 02 L 2be677b0623fc02b1e788e790e73ced1d883b76048f51e3b4f1d2ecbb9a5aeba
- 03 L 6ddf7c5f864b125677a375bdf1fa8eef8ba9dc0f182b15bf3213196a48b4d530
- 04 R c4bf9fb5fb7644aeb6bf27486d18586f525394e1b1897f6a23b840e3ea21ce87
- 05 R df1564e3a9333791f72442a967c5579a3046d11b28ea5cde71400de94bae7552
- 06 L 901780b40caca0abc2773e2ccecc62da71f1383a319b99c03704aefed7f7a991
- 07 L b7737a389c812301ec47cf6da8ec10ac18b1639c108d1053d3b8de2f845b11d4
- 08 L e217aa42d71c6480c40eefaa758da987d975fda72177f4b10f067615b9caf02d
- 09 R e4cb69662e0c81e1edf93f5cf538105a5081502081344a56e9fd53d6d3475dcd
- root 87d2222827a53c4fb468dd6f723b0b0fe91d5c0a2050f884205607bf24a754f6