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 - NEG. OCC. 2ND DEO Award a ₱12.0M contract to H.L.J. CONSTRUCTION & ENTERPRISESNational agencies
Transaction hash:
498f7e39f985d5ccfc87de59fdb351efecaa1b83069ef414dbe546d51c9fa82a
Status:
Included and unchanged
Block:
#4,176 1,837 blocks after it
Position in block:
Transaction 56 of 177
Award day:
Jul 28, 2020 (6 yrs 3 mo ago)
Value:
₱11,999,858.26
Project:
20GL0092
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 #4,176 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 "Outside Infra - GAA 2020 DA FMR", i.e. the FY2020 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 - NEG. OCC. 2ND DEO awarded it to H.L.J. CONSTRUCTION & ENTERPRISES on 2020-07-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20GL0092: 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 2020-11-25). 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 498f7e39f9…9fa82anow …
- 2. Block Merkle root changedstored 8abdce9357…32a997now …
- 3. Block #4176 hash changedstored 068707a01e…aa9c20now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 176 records. Each step hashes the current value together with the sibling shown.
- leaf 498f7e39f985d5ccfc87de59fdb351efecaa1b83069ef414dbe546d51c9fa82a
- 01 R 4e42af1d4bcf2c3402e4588531da8b1fcbac85e4b50925ef61acded0485bd0de
- 02 R 9682059f0c9e5538c3f5a453a0a4bbc4add11c838630a1308a9b4a5477691fb0
- 03 R f3c5a6129e761f5ad5505379202d37fd55959dc7568e59569be89fccfdefdc5c
- 04 L cc3e03cf08040c0dbda0f8cc97e8edfa0653badec8aed2af5ac34271b98dcaa8
- 05 L a34bd4655942f1a0296b358f4b04b3922a0d8bd26850a71c03ab84859c355577
- 06 L dfb315aaa32f0061383d7ac6f73340d9b1f90ca67e8e99a0414b44a73cc46ad9
- 07 R 133102510e2574c140fc3c156b8ba50d3776db3f402baad79a71ad6886119c79
- 08 R f32055cba6dfbcf052d4c1174e04a0886cca8c2c57275dc3c18f10b3d603b7f4
- root 8abdce9357c1ff667c73fa0d4697baa475c1c4ffc76acf3d23768e644332a997