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 - CAMARINES SUR 4TH Award a ₱9.9M contract to JO20 CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
25a2bc13896e4e55a2926e27b4ab620aa899323e0122f43280b5d2164456af8e
Status:
Included and unchanged
Block:
#4,739 1,274 blocks after it
Position in block:
Transaction 89 of 594
Award day:
Mar 7, 2022 (4 yrs 8 mo ago)
Value:
₱9,869,388.48
Project:
22FG0049 - Construction of Flood Mitigation Struct
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 #4,739 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 - CAMARINES SUR 4TH awarded it to JO20 CONSTRUCTION AND SUPPLY on 2022-03-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22FG0049: 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 2022-08-01). 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 25a2bc1389…56af8enow …
- 2. Block Merkle root changedstored 4bb1292c0e…a40294now …
- 3. Block #4739 hash changedstored eef54da3b8…afb41cnow …
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 593 records. Each step hashes the current value together with the sibling shown.
- leaf 25a2bc13896e4e55a2926e27b4ab620aa899323e0122f43280b5d2164456af8e
- 01 L 24a9570cfa4e61674a96cb1e820eb8ec20f93810b8bd65f92beb7c2827b8ac5e
- 02 R 74b1a20221db18bff893d88b137434e8d62a881153439329be368f9c5f19b603
- 03 R 1c1a06fcf2ad4211537df63c85ed6e695cc1d361f1fdded054dfa037194b182d
- 04 L abe629bbdae984a9b184c01d3eb67e3a9089fd26a7ffa14d59a5916e1d68dbcb
- 05 L 10aa23df8b8b15435460f86535c420c741ee313aefeaf3478d49d16aadddcc5b
- 06 R 7d3bb7f85a693c42ecd638b3ff635d3de46b1056269d6c52581b1491d8546e4c
- 07 L 28eb2cd4c9568f2bb151d3ea7e719f6d7dba3e264b2d483b1da80e8d2a76168e
- 08 R 1dddb7df947aa62a0a43e1ac35bdd67a59ea04ab857cff1c1f43265b12fcb54b
- 09 R 8e17844ae9afa60582bee289b302c01226f7334c00a228975c01dc7362a50b7b
- 10 R 1fd3d8f41dd56b727533f8491e89881293dee7ce279e30f0a8edaed6a114a291
- root 4bb1292c0e3e42d9039f19724ae93f48ffb769eaa61f1ebf2ca7d614f9a40294