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 - METRO MANILA 1ST E Award a ₱4.7M contract to B. VALENCERINA TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
462bf5cd044ae509d9d90ea135531cf06e50949a8eab5d5490f0b9ab2b1b757e
Status:
Included and unchanged
Block:
#5,149 864 blocks after it
Position in block:
Transaction 77 of 324
Award day:
May 10, 2023 (3 yrs 6 mo ago)
Value:
₱4,653,250.00
Project:
Contract ID No. 23OB0083 - Rehabilitation of Dra
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 #5,149 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 OO-2", 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 - METRO MANILA 1ST E awarded it to B. VALENCERINA TRADING AND CONSTRUCTION on 2023-05-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23OB0083: 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 2023-08-20). 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 462bf5cd04…1b757enow …
- 2. Block Merkle root changedstored abee4339d5…da577enow …
- 3. Block #5149 hash changedstored 482dff9396…3e2826now …
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 323 records. Each step hashes the current value together with the sibling shown.
- leaf 462bf5cd044ae509d9d90ea135531cf06e50949a8eab5d5490f0b9ab2b1b757e
- 01 L 44e152afef8b9415e7a0b88943ec6dd1c447f07556bdc78c8b26cbf7adfa908d
- 02 R 44312b566ead8ff09fe08537453a5b3a6fa0dbdd8a33fd62d1a8da8ed0f8ee74
- 03 L 33a1f3377fc56d8fb888ee728371e09c0e95434708b1b03461e022fe5fa3b70a
- 04 L b99e8058418e89377743889e4c21c8f2530625e9fdbc8f0b3e5e946efe5faecb
- 05 R 793cd80349844e1a5acc9909c7187f87a40d7f93cb43a0f9d70839d6ba9ea36d
- 06 R 5edafa93aa6dd8eb68aa73eef4f803918c3ebd585a672dd110a851aebf6e8cd3
- 07 L cfe51deae0c09dbb7b3fd93af700981c9117a016bb042a1e51d1830bd53846f8
- 08 R c30b9dcefab8a92cfbfd3700a1b322d60d74567a1d278ef42be128b08682c1d5
- 09 R 524858d773fcc9e3b5d51934a1d58c9ed62e12e6fdb790ae6e08eb2d00efc706
- root abee4339d57478ef9dc3e7b663c7d8bd68ac792f5bcbf4fb2fcd04d774da577e