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 - ZN 3RD DEO Award a ₱4.4M contract to SOY ENG CONSTRUCTIONNational agencies
Transaction hash:
bbd92bdc1e7a2134f875f8d4c7c3c55a4170be4c98852586e484b87208ecfbb6
Status:
Included and unchanged
Block:
#2,385 3,628 blocks after it
Position in block:
Transaction 71 of 98
Award day:
Apr 21, 2015 (11 yrs 6 mo ago)
Value:
₱4,398,000.00
Project:
Construction Projects
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 #2,385 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 - ZN 3RD DEO awarded it to SOY ENG CONSTRUCTION on 2015-04-21.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 bbd92bdc1e…ecfbb6now …
- 2. Block Merkle root changedstored ae22bdfd54…0be06enow …
- 3. Block #2385 hash changedstored 6d4965efe7…cfa22bnow …
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 97 records. Each step hashes the current value together with the sibling shown.
- leaf bbd92bdc1e7a2134f875f8d4c7c3c55a4170be4c98852586e484b87208ecfbb6
- 01 L b9f9d67582c4aee65a533224ff61aa98c907a8d037008840d236c5806d0d46fa
- 02 L 30aba4ff30b660752cf7b50267fc5e99af17cb67f66e9244a13ce0c4143c02a7
- 03 L 9f28b1d01caa9976086402d9b0450755794e9d502ea19f1b42bdf3cbd70122a9
- 04 R 3d99541ecb9489eabdafbcdfcf91e51c8f4d564458803c874543e9f20a7c6afc
- 05 R 602bfc32bbccd9bf303cf965462560cd9008348efcbe115acbc5ba099889edc2
- 06 R 17588c0fc77425a3c3c84c9545f6acd323f03ed659d6c1bad8a6a8f85b217600
- 07 L 46f85a1ddcd9d359c0406edba5619676689da1eb4aa09981b523e5884977777d
- root ae22bdfd54d45ec281343251ad21b27ac069acc67d3bab901b85d90f800be06e