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 - TARLAC 1ST DEO Award a ₱94.1M contract to T2B3 BUILDERS AND SUPPLIES CORP.National agencies
Transaction hash:
cb90da8aae41d5317a313a47be981c4d2cb55346d51729fc3924920462cdcb8f
Status:
Included and unchanged
Block:
#5,420 593 blocks after it
Position in block:
Transaction 372 of 442
Award day:
Feb 19, 2024 (2 yrs 8 mo ago)
Value:
₱94,097,372.82
Project:
24CJ0220
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 #5,420 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 - TARLAC 1ST DEO awarded it to T2B3 BUILDERS AND SUPPLIES CORP. on 2024-02-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24CJ0220: 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 2024-09-06). 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 cb90da8aae…cdcb8fnow …
- 2. Block Merkle root changedstored d16bd6bdcc…0731b7now …
- 3. Block #5420 hash changedstored 8d9a0a09ce…9fa714now …
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 441 records. Each step hashes the current value together with the sibling shown.
- leaf cb90da8aae41d5317a313a47be981c4d2cb55346d51729fc3924920462cdcb8f
- 01 R cbaf8ee71df1f8bacaf920e10207555dc6832d06539d7c6b4a4bdca4dc3ef10b
- 02 R a7549a5a31c0fd4e46718e70ee7191e9ba20029460fe8c899480e03fd177cd12
- 03 L a673673ae5f3a0b587fc78289b2de94b6b8c5c90cbc8aa77631a9af816fef6e3
- 04 R 4923e1c6fb073b16770ab1e4da913463ac9a6fe2d0553f89316768b064df7cca
- 05 L faf568d52c6048dec7e8860612c3de30cee97492ff7ced41e12ec226bd7d86ff
- 06 L 678dd487dbd28e92c42475e598a008830f320c5e13ccb871af09a6c6b21d464d
- 07 L 057c4c9f789440625be3bb8b53e516b502417e491181db89bebe2b5444957302
- 08 R 70517a7725f01c2555ca1f2c294e96c25809ca7f99f79c92222e8bb51811b013
- 09 L edc15eb906be92d6dc269b6112c84079ac955ac9f601f1c43e96b6aba4bdd171
- root d16bd6bdcc666eda840e30f52be65727f5d07bd5d8dab49e3ae39135800731b7