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 BATANGAS Award a ₱25.0M contract to V.R. PATRON BUILDERS & DEVELOPERS CORP.Provinces
Transaction hash:
91c70eeebc0fc605ede5e9d0204d5a8e1bb60a4f8b04efbd61d51f1a379d5366
Status:
Included and unchanged
Block:
#5,147 866 blocks after it
Position in block:
Transaction 274 of 487
Award day:
May 8, 2023 (3 yrs 6 mo ago)
From:
Value:
₱24,990,000.00
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 #5,147 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 BATANGAS awarded it to V.R. PATRON BUILDERS & DEVELOPERS CORP. on 2023-05-08.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 Batangas gave a "not stated" 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 91c70eeebc…9d5366now …
- 2. Block Merkle root changedstored 72f68c9478…b4dac7now …
- 3. Block #5147 hash changedstored 253b8af2bd…c5d05cnow …
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 486 records. Each step hashes the current value together with the sibling shown.
- leaf 91c70eeebc0fc605ede5e9d0204d5a8e1bb60a4f8b04efbd61d51f1a379d5366
- 01 R 91cb8e0d9e83f8a302ad5a39c8dc09d3fe4c7fd060e462c75b89dc2ade2c04db
- 02 L c2a1be9f680d017da16ef25fd6cc9fd95fba643e5f2ac36182bc85d301f5c5c1
- 03 R ff2b8b2e22fd0e498bb4c8090633858c91752f8af13129deb31e17685daada82
- 04 R abb584e6ef78d5c88e8052e0aa4660186651b09e4babe0098bd4330c475fdf5c
- 05 L 319692b764cd2ed1bde764d101a838ed5e896282bb89ee8011e69f33301cb273
- 06 R 3e03249bf5cfd30244f8ee8ac546347749403895b60f6137fecc10424281d7ff
- 07 R da21deda131eee6a0f3abf811490c6d5cd41afc21a982a237b83518a754a3c5b
- 08 R 6a662a55dde624adaa4592a55cc8d0ba595b9be7a66ddc9b4d0c34917d611428
- 09 L 9a4299424b5ff257b66478d6b7f1636768b8bd4a3eccb96256f4808e5c9dccf1
- root 72f68c94789a3829a5f7a6d87e17edf4d89ae5abd4d06977fddcd08852b4dac7