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 SUR 1ST DEO Award a ₱611.3K contract to R. B. PANO CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
2b419f56b43e7ea8e5386be2e0708884103c4d8b21eda436ee4b71ac48111256
Status:
Included and unchanged
Block:
#4,118 1,895 blocks after it
Position in block:
Transaction 1 of 10
Award day:
May 30, 2020 (6 yrs 5 mo ago)
Value:
₱611,332.85
Project:
20AC0094
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 #4,118 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 SUR 1ST DEO awarded it to R. B. PANO CONSTRUCTION AND SUPPLY on 2020-05-30.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 2b419f56b4…111256now …
- 2. Block Merkle root changedstored 852aaec7fc…d52e95now …
- 3. Block #4118 hash changedstored e8534e4c3f…99f490now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.
- leaf 2b419f56b43e7ea8e5386be2e0708884103c4d8b21eda436ee4b71ac48111256
- 01 L 0e4a78887e7f87938ba550bff1de88e1285aea0029071e8a7c961de82f59e5d6
- 02 R ff1efe240bc179b2fb7d984709a6f8ea009c1540f403dfea34ea708348953efa
- 03 R 3e06d50e5843a3dab4c9bfb5abc768168243b7cf7a407a9ce31100c3682cb317
- 04 R 19b6f4dacf261ebc85b6e86be478e55ae78ed14c0747f6d49309138ce961ee45
- root 852aaec7fcf366b0c266eb964c7414aac967dccc2d573c032c243646cad52e95