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
PROVINCE OF SURIGAO DEL SUR Award a ₱5.0M contract to JOAN CONSTRUCTIONProvinces
Transaction hash:
9a05de0ca46784ee2c3e27cd40303444b68cee7be88666e41d867aa41f6be5a0
Status:
Included and unchanged
Block:
#1,852 4,161 blocks after it
Position in block:
Transaction 57 of 124
Award day:
Sep 4, 2013 (13 yrs 2 mo ago)
Value:
₱4,959,741.43
Project:
Civil Works
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 #1,852 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)PROVINCE OF SURIGAO DEL SUR awarded it to JOAN CONSTRUCTION on 2013-09-04.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)COA's CY2024 audit of Surigao del Sur gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 9a05de0ca4…6be5a0now …
- 2. Block Merkle root changedstored 2a649c0248…af90ddnow …
- 3. Block #1852 hash changedstored c536499757…db9d40now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.
- leaf 9a05de0ca46784ee2c3e27cd40303444b68cee7be88666e41d867aa41f6be5a0
- 01 L 9760687fa9e27ffec98c509519518261a9de40e3a5e6c73d16313829d3d9d96a
- 02 R d9fd9b9d4a03ae229bf776be9314f8c3265cb56790c88f535b826ece01d3fb93
- 03 R 6ba9755e21bb0c7923ccd32911b5a7d4556341656afc9bf52144cfc5f3c53936
- 04 L 41afeef591f473c5266552d7b2617abbea9d22af12926dbbcf04ed9c7c2543f3
- 05 L bcb1be95942fb96fad2f6f4690b0fc6be749233f19666d12cfdc9c3bc516ca08
- 06 L c58df65fe03a14ff776c685baa24d901f748734dd36131b1e49bd6eb16e4a2e3
- 07 R 29948e2e3c4ccc18deb1dbf692e07b80d52ef75f1304f85c53791600fcb6fd04
- root 2a649c0248e00830caef820e6e90f19b037090d1483a1da8215ca72be6af90dd