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 ₱1.5M contract to MDX CONSTRUCTIONProvinces
Transaction hash:
f179c1ba8152bbff7d45a8aea6f9001d3f82a539a1027ea1d10725c7fbfc1c46
Status:
Included and unchanged
Block:
#4,237 1,776 blocks after it
Position in block:
Transaction 1,139 of 1,204
Award day:
Sep 30, 2020 (6 yrs 1 mo ago)
From:
Value:
₱1,487,000.00
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 #4,237 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 MDX CONSTRUCTION on 2020-09-30.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 f179c1ba81…fc1c46now …
- 2. Block Merkle root changedstored 4cf44a6f10…210053now …
- 3. Block #4237 hash changedstored eb3a99c020…e97410now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,203 records. Each step hashes the current value together with the sibling shown.
- leaf f179c1ba8152bbff7d45a8aea6f9001d3f82a539a1027ea1d10725c7fbfc1c46
- 01 L f1424a0b1d8533fc7359d663fd71eaef09e425508705d88b89b48b4ecb581612
- 02 L a5260e94acbd8f1584cf56415a6a18d352ff89f65509c9695b56ed4ac4c96917
- 03 R 036b1018b2687e6bff451c62705ef5d290afd6bd4c69b376f8a867d4f0e3fb5f
- 04 R 7001c49b61a2166573e868bf743275bca3919212bd28cd7fa3b245c8796c2f0d
- 05 L fca220faaa8884b0fde61de414a5ffc08b40eacf8cff0c7fc6428c9b44c0a33b
- 06 L 157fe3b02f9e55100cf93b2ed80e650a6382a40f7148001948e0e7a0b676dfa5
- 07 L 956b58af5dc195642562cea1b224d8e5e1496a768dafc657df5b1069191317cf
- 08 R 4233e135083c9cf40c4da81ace3765035c7ba4afa9fb100e879b8027e03c0181
- 09 R 50fdeb01daff355d2dfd77cf341adb7f6b8eca9ea26ce2efd07cb2537c994e10
- 10 R 05bb866d5b3566676309e92a4e2823d9e29f125ac3c9124c42f1462b022b82ae
- 11 L 69ed3f3e520d43bebc791d5712034a223ee83428b766243306c4c7d11e042aee
- root 4cf44a6f10836aed6e9128ce74ac7e3c1f227597e75d25328502126aac210053