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 - LAGUNA II DEO Award a ₱1.5M contract to DOUBLE Z CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
5643be2afafebd3ce9524dee6aed4cf0f42ac9a8c4f291f7da57164cbf9f9fba
Status:
Included and unchanged
Block:
#5,186 827 blocks after it
Position in block:
Transaction 102 of 300
Award day:
Jun 16, 2023 (3 yrs 4 mo ago)
Value:
₱1,480,475.00
Project:
23DI0131
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 #5,186 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 - LAGUNA II DEO awarded it to DOUBLE Z CONSTRUCTION AND SUPPLY on 2023-06-16.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 5643be2afa…9f9fbanow …
- 2. Block Merkle root changedstored 7852a5eecc…b3fb3anow …
- 3. Block #5186 hash changedstored 9112767d63…b6c14bnow …
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 299 records. Each step hashes the current value together with the sibling shown.
- leaf 5643be2afafebd3ce9524dee6aed4cf0f42ac9a8c4f291f7da57164cbf9f9fba
- 01 R 5683b711ec7d2b933b60a269220512f9d29e6e7b7187a149557a3fed9ac7c499
- 02 L ad8f7880ab9b8b19aa707555754a5ce27fbc89cf08a0257c8e25cb823c1a8ba5
- 03 L 0b96717da86b8e8ec5a126b0d75fbdee2662773a3f17eeea841c0cd901b36859
- 04 R 108504dad38f4892eac9a41d3d4aa4f5f37d772c46310c9b70a2748e01f9a131
- 05 R 27e512287b5d90af3ab74535e9898e68c417b2027ea3b14939c1aa45a219f3b6
- 06 L 9b8b70ad33afbae9ee07303de4096ecef884cc28c71d653e6d3a345fb93a5bdb
- 07 L e24abde2f0e2c8d7c8b6f7f0e6a06b6b4cee95de3cb8d7c44c84249f0a9465ee
- 08 R df53a11cf2504d37efabc4c1025a769ae08853601e3cae133ffb2987a39a9350
- 09 R 1b0090655809feaa233072e4d5bb0a500f7969a49f2dab9100c9554fcc0ed7e8
- root 7852a5eecc4f17de4e610a78cfc785d89a4eb16ae04c89566226613595b3fb3a