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
PROVINCIAL GOVERNMENT OF NORTHERN SAMAR Award a ₱494.0K contract to PRESSBILT ENGINEERING & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
ca4bfb89afd06513aae499b5b768d965205719a3e4c3a5840a89f855ab33dc91
Status:
Included and unchanged
Block:
#38 5,975 blocks after it
Position in block:
Transaction 7 of 10
Award day:
Jan 18, 2007 (19 yrs 9 mo ago)
Value:
₱493,956.85
Project:
Repair/Rehab. of Biri District Hospital
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 #38 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)PROVINCIAL GOVERNMENT OF NORTHERN SAMAR awarded it to PRESSBILT ENGINEERING & CONSTRUCTION SUPPLY on 2007-01-18.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 ca4bfb89af…33dc91now …
- 2. Block Merkle root changedstored 2a1b463ac7…5eaa83now …
- 3. Block #38 hash changedstored 53e038beb6…6a8b27now …
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 ca4bfb89afd06513aae499b5b768d965205719a3e4c3a5840a89f855ab33dc91
- 01 L 84212aae9964f0badbd1d3faf44b6805ce3424cdbc7a01b2e38230ab26e6c076
- 02 L 7044d000cca3aa3811a472154bbe43e5d538fd5af8c71229226ef58b378f0d1a
- 03 L b4634200152d2b358219a28b8a8c2768fb87182f6cadb2a6bdf0d786bfe1f520
- 04 R d69f088097aaa9809a6cda7fb36f99ad055578a087e32be39832d9a1b93be5d1
- root 2a1b463ac7007f28ebf45340e1672bf52eecb6c50cc879432e069e8a4d5eaa83