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 - ILOCOS NORTE 1ST D Award a ₱72.8M contract to JCA CONSTRUCTION AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
6d0800a7a7d61e06e8868a67850a0c98136aa1b34961a0072c3c7cd9e9c60c2f
Status:
Included and unchanged
Block:
#4,358 1,655 blocks after it
Position in block:
Transaction 137 of 306
Award day:
Feb 8, 2021 (5 yrs 9 mo ago)
Value:
₱72,792,161.19
Project:
21AA0008
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 #4,358 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)The award does not say which budget line pays for it.Not published
- 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 - ILOCOS NORTE 1ST D awarded it to JCA CONSTRUCTION AND CONSTRUCTION SUPPLY on 2021-02-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 6d0800a7a7…c60c2fnow …
- 2. Block Merkle root changedstored bb6d9410e6…7975a0now …
- 3. Block #4358 hash changedstored 239b617583…7d3235now …
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 305 records. Each step hashes the current value together with the sibling shown.
- leaf 6d0800a7a7d61e06e8868a67850a0c98136aa1b34961a0072c3c7cd9e9c60c2f
- 01 L 6c000e0231af3d9ffe81bd56b701dfa9351e510b3216b1173f8ad454e01bd48c
- 02 R 049fb7d7762065ffe6ef2021e1d708735fe2eb776613b3428a34da6228129be2
- 03 R 86cee7e56f3aa3e94fe484d906c6fe706ab8a1a806e7c24d07077f814d95c118
- 04 L 394abbe1ee4075400ca81cf8654ded4522f44e4e8b946ec653859518cef78fa0
- 05 R 40ad66a32f772710d93d702021df91edbdff10f539f1b02ac8efd66344a901e2
- 06 R f7551a8b36e1a2e49415a64681f83f1c0b674093dca5514c2bdf16273f587d78
- 07 R 3a36985daabe144f7fb030832ee8528df4d6aa9267d758d4a9d67f1f0e7d5eb5
- 08 L 904253b783cc22f100a540d32ad3c9c6c8254bb1f51eae8dbb72aa53d9061994
- 09 R 0377959a08f06ef8d7e2a6bbf96ddcf619dd55e8c4a2cb800553dcc0435846d8
- root bb6d9410e629894fce4818aa9c9f9474581876967f667834e0e22ec3117975a0