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 - BUTUAN CITY DEO Award a ₱389.2K contract to J-R3 CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
4c4f36d09b17e85cd7097be25c97fc406ee7f34596ae105bd70c0c41f2865625
Status:
Included and unchanged
Block:
#4,915 1,098 blocks after it
Position in block:
Transaction 85 of 302
Award day:
Sep 12, 2022 (4 yrs 2 mo ago)
Value:
₱389,201.27
Project:
22ND0062
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 #4,915 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 - BUTUAN CITY DEO awarded it to J-R3 CONSTRUCTION AND SUPPLY on 2022-09-12.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 4c4f36d09b…865625now …
- 2. Block Merkle root changedstored db1bcd9d0a…ada701now …
- 3. Block #4915 hash changedstored 0b24e5edae…ef361fnow …
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 301 records. Each step hashes the current value together with the sibling shown.
- leaf 4c4f36d09b17e85cd7097be25c97fc406ee7f34596ae105bd70c0c41f2865625
- 01 L 4bd5f158e6cb5a407619cea5baa57c5660d74f77e96b19e5f47bcaad9d05398a
- 02 R 9f37ab9359fab2395166be5aaba7b272b73fe283244a3823a5380095b37430fa
- 03 L 9045fe4e7d0882ea301bc9d3b376d11be7c4756670b85d6c8311e434d40f9e44
- 04 R 8c8714487601cfa75b6e31c49bbb464154e6d917d656768678f536d4c846b28f
- 05 L ca3705d034f2266c8b72191e13719f86e15261ba90ec064c51df8ca334bce167
- 06 R 4e54bd87427a85d25fd233c6305caae715ae595838eb97905f3ad71ef2f60aa5
- 07 L e833c4d8fba2921541e5cdde5fd762daccdcd6d70ff88b11c9106a5d6872ed8b
- 08 R 6d816095b7dfba4d4df7413aabd2588bb57c82a62158881bff2e87e58efcded0
- 09 R 8f96ed6a515b72f4ed3f10bf73bdb235f7daa29c2c4dcbad33a6b44066acca77
- root db1bcd9d0a3a278e5d48f852f843a6fb6a91d7931edfed2b07a538d6b7ada701