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 - BULACAN 2ND DEO Award a ₱14.7M contract to DJB CONSTRUCTION SERVICESNational agencies
Transaction hash:
bdd17d9d477eb91a978bc69884e77a84d9684e8537eeaa83bf8677eb6f929906
Status:
Included and unchanged
Block:
#5,120 893 blocks after it
Position in block:
Transaction 389 of 520
Award day:
Apr 11, 2023 (3 yrs 7 mo ago)
Value:
₱14,678,877.53
Project:
23CD0113 - Convergence and Special Support Program
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 #5,120 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 CSSP", 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 - BULACAN 2ND DEO awarded it to DJB CONSTRUCTION SERVICES on 2023-04-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CD0113: 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 2023-11-19). 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 bdd17d9d47…929906now …
- 2. Block Merkle root changedstored 8a5f80c79e…601326now …
- 3. Block #5120 hash changedstored edfa01052c…7b02e9now …
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 519 records. Each step hashes the current value together with the sibling shown.
- leaf bdd17d9d477eb91a978bc69884e77a84d9684e8537eeaa83bf8677eb6f929906
- 01 L bc1941a321e1c0d2004c746e4e31069221621dbabee8872cecfb992eeb41a780
- 02 R 9f2ab9436351e32817fc26d56ff28164f0a8f36af4d0f5c9e2c662e19b76a9d6
- 03 L d90941d14e98f06fbeb7d78246039767dace9979a5767c6b676c9627f3064eff
- 04 R 16f45451305b7bf007e23afae7c14dc38c7bea2c910470bca184a9af15ff187d
- 05 R 9d53ca37e08163172dcbcd5f51f1582524f8eb932a2c75358e4e43d06392e820
- 06 R 9679e8c320ecfc6ac6f13802ee884eb8c64956e2712a0d81b4062f3174fc6e24
- 07 R 4de7f7d55724e5b85a691668721f86e3a30b467f0fed7e650ad93ec27623dd46
- 08 L 17b25890efad16309237cf87577cb8adef6b444716d4ead99409b60700302889
- 09 L eb936bcd666f651555e9a436752f8035f703598a47ca6fdd4f2b82451bc4b86a
- 10 R c8565703a79c38cd27ae393ab76acb0469c7be580ecf79fdb3680b799d79f8a4
- root 8a5f80c79e0e380850a8aa4677d763beab7f03a6f138855354f4909077601326