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 ₱4.9M contract to RICHBIAN CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
2afa28c080c2f3f1842ab8a11469f1bed0d21ccbd5836cf4c6be6e5b141754ef
Status:
Included and unchanged
Block:
#5,476 537 blocks after it
Position in block:
Transaction 77 of 448
Award day:
Apr 17, 2024 (2 yrs 6 mo ago)
Value:
₱4,862,487.92
Project:
24CD0166 - Construction of Road
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 #5,476 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 2024 SSP", i.e. the FY2024 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 RICHBIAN CONSTRUCTION & SUPPLY on 2024-04-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24CD0166: 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 2024-07-15). 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 2afa28c080…1754efnow …
- 2. Block Merkle root changedstored 1f0b34e1b2…ddc3canow …
- 3. Block #5476 hash changedstored ca7b9df49c…3355d1now …
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 447 records. Each step hashes the current value together with the sibling shown.
- leaf 2afa28c080c2f3f1842ab8a11469f1bed0d21ccbd5836cf4c6be6e5b141754ef
- 01 L 2995bf462a7c7247da08e8fa765d45ac0bd04601dab292fe48dc206eb69a081c
- 02 R da8e32d63f85235ae7894e4fa1437fcbff9d8e32eb144305aa7322cb2b84f608
- 03 L 9eb479b9910943315ff82fa152378439c706d41649ebd5fa2a2f9ce94e607c21
- 04 L b4dc93dd8af555296b2921fbccf69834fc7d972e2031ded78247b9fcb75f662b
- 05 R 4931f3300a8334a613d25345c95ce2bad7141cb582081f34da6a0a3195262cf0
- 06 R 43ff81685696f16a181202a53a02caed10a89d80da3e6562ce00426d739951d2
- 07 L 4649641f49486e6be18661c42473705655cf055361c120398dc85593dabae1dd
- 08 R 194b392b77a97457dbfd22541bcf84aa62f2e8f4093173687947a2e5cca50d57
- 09 R 9783f8cc38360fbd271f6de7f7dcaff5827c27c058bb730f046003c66a75f48e
- root 1f0b34e1b27f1fc326159971d2afbb51d5b1c723f7a4364d0cba102b3fddc3ca