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 JUAN, BATANGAS Award a ₱994.2K contract to AM ABDON CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
9dc8eb44b81be7d2bdf8a87c9b25860dc27ec988db12c7a427cc520a14e01f6c
Status:
Included and unchanged
Block:
#4,978 1,035 blocks after it
Position in block:
Transaction 156 of 270
Award day:
Nov 16, 2022 (3 yrs 11 mo ago)
Value:
₱994,168.29
Project:
FLOOD CONTROL CULVERT- CALABASAHAN QUIPOT
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 #4,978 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 JUAN, BATANGAS awarded it to AM ABDON CONSTRUCTION AND SUPPLIES on 2022-11-16.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 Juan 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 9dc8eb44b8…e01f6cnow …
- 2. Block Merkle root changedstored 639a509e10…064606now …
- 3. Block #4978 hash changedstored a0ca9b8c09…702e9cnow …
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 269 records. Each step hashes the current value together with the sibling shown.
- leaf 9dc8eb44b81be7d2bdf8a87c9b25860dc27ec988db12c7a427cc520a14e01f6c
- 01 R 9de51af6ca73aa130d7a8a840658397e76d96f5674b76f393161125a569fc478
- 02 R 52b955b395ec5c46bf025cf90a5b2269103a01a5bb02041cb30db566ef5e134f
- 03 L 1e1cdb78be0755a03f504f6dddb50c1ca2d2ac52c7ef8c24d4f1da50431f6079
- 04 L 9659375e914dae4c9b037d0c5f269e4c4a1bd664829345a370eca614f80ffcbc
- 05 L 5d9fe0cb69d4931185a694ceabcd03932603d1ebace4efa1fa4f1a7b4cc63ac5
- 06 R a0feb6c9dbd562f5d1c96b4ff088b5f96bf85ca83b608aa5228b3d82641db340
- 07 R 4e2ef9c3ab6914fbb9015065884e820f967bd4811427d659871009f8a6524037
- 08 L 341b2ea60fc764465562fe870e467d8fecd82e617f2cc55fb5848e7f301da110
- 09 R 6d6ec39e5392561fcb81d8b8e3817d5e9ec8f5262839c7ac16634c9562eeb0e9
- root 639a509e10ac474b64433a4e1fa319ccc1d186db2a74d390e51a045569064606