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 ₱5.4M contract to CDU CONSTRUCTIONNational agencies
Transaction hash:
d98362d3bc709cbaccfcd6ae39e1fe8ff6fdc9e31f05df799b5ba9fa6c7d45db
Status:
Included and unchanged
Block:
#263 5,750 blocks after it
Position in block:
Transaction 6 of 9
Award day:
Jan 25, 2008 (18 yrs 9 mo ago)
Value:
₱5,442,619.90
Project:
REPAIR/IMPROVEMENT OF NORTHERN SAMAR PROVINCIAL 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 #263 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 CDU CONSTRUCTION on 2008-01-25.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 d98362d3bc…7d45dbnow …
- 2. Block Merkle root changedstored a8b4818b0a…ecfcb5now …
- 3. Block #263 hash changedstored aa61e575d0…1f6826now …
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 8 records. Each step hashes the current value together with the sibling shown.
- leaf d98362d3bc709cbaccfcd6ae39e1fe8ff6fdc9e31f05df799b5ba9fa6c7d45db
- 01 R ebfbd6a9bbdec22a274360d74bb6955e9661d8aef1a8c172ff878ac8233e49df
- 02 L 275a6292628d1cc53ab7d86a4c9e955ba9777d75ddb4c2b5556c759e884659ff
- 03 L ebd50932aaf3dc72985cbc73b3dc4c4114e9877fb6b74d15625cabcdd796f804
- 04 R d301eb52f7d09908a752cd3dac7ff1b9ac13404d9eed949fd588b3554b19d39e
- root a8b4818b0ab387f3f3811d79ac5c5ba454782fa0a7eb44af7e9ccbd03becfcb5