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
MUNICIPALITY OF SAN GABRIEL, LA UNION Award a ₱297.6K contract to H. G. LOPEZ CONSTRUCTIONMunicipalities
Transaction hash:
5904cd3f96daccfbfc97f26033005345a478dd06bc96df6b8f251683b63284f0
Status:
Included and unchanged
Block:
#2,514 3,499 blocks after it
Position in block:
Transaction 71 of 204
Award day:
Sep 10, 2015 (11 yrs 2 mo ago)
Value:
₱297,601.98
Project:
Concrete Paving
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 #2,514 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)MUNICIPALITY OF SAN GABRIEL, LA UNION awarded it to H. G. LOPEZ CONSTRUCTION on 2015-09-10.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 San Gabriel 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 5904cd3f96…3284f0now …
- 2. Block Merkle root changedstored 56b149c1ff…119578now …
- 3. Block #2514 hash changedstored 582c69d5c0…59b392now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 203 records. Each step hashes the current value together with the sibling shown.
- leaf 5904cd3f96daccfbfc97f26033005345a478dd06bc96df6b8f251683b63284f0
- 01 L 5840dd83564f712c35211a74483f1172ea18550f3f7a75cacc66988b0d758613
- 02 L eb83d7b23e72577a5cddde003c37f04592e70237e4a5f1778ee73d7c32443d8c
- 03 L eb6b5cb10858ed3b00f616dc08cf706a030088731fe71d50a94c5998b6833e24
- 04 R 647f104e5ad07107b87535f00f6ef56e5fb2d56a12e69fa09f1a8337566c10f2
- 05 R 5175c238524a2fb8d351ee0e2825629c5fe87456af6fd624b838f78879ec9b63
- 06 R a83dacde39e8862d4ab0f79aaeb893615d4ac83b953b2ad86ddc37d0c79cb49e
- 07 L 154b8589d5099200ab275bc7d19cdb1b58e16bfdce61e04e024e4db8418ecf3e
- 08 R 76ac0a94d5f2224a428161c95a6fa940c7bf23e8d3f7cee1c1dd8e8a46fad928
- root 56b149c1ff8ce6d10c320752de5aae4cde4048cea5847187a5ab3d995b119578