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 ₱13.0M contract to PPG CONSTRUCTION CORP.Provinces
Transaction hash:
df63eaf87c1cdc03e8bb5b7ab17fe224ec621a469ad2ce41605d1f137716b139
Status:
Included and unchanged
Block:
#3,931 2,082 blocks after it
Position in block:
Transaction 237 of 271
Award day:
Nov 8, 2019 (7 yrs ago)
From:
Value:
₱12,989,800.00
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 #3,931 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 PPG CONSTRUCTION CORP. on 2019-11-08.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 df63eaf87c…16b139now …
- 2. Block Merkle root changedstored 8a55b6f6d0…dc3641now …
- 3. Block #3931 hash changedstored 9468fa64dc…bdf079now …
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 270 records. Each step hashes the current value together with the sibling shown.
- leaf df63eaf87c1cdc03e8bb5b7ab17fe224ec621a469ad2ce41605d1f137716b139
- 01 L de7343147e258427afd39999536f4dcf03c8fd42c085625cd817b5f909536635
- 02 R 01156662cde766a850087d30049d54f48b9056f04fd2907afb2b263e969814b5
- 03 L 76d20804da7c4377552609cbd28d58af53ae28d4f1fa600d760057c767861457
- 04 L 461eaeceadf31680aaca1766960c46e0f7e7ea0c59e679e28c898bff83e95cea
- 05 R 66464a43cd5f3c2fb08820bafa0ba3274141e80ff339905e258d5887ddc6d062
- 06 L 2e0f4448c24211e49c352150cc52407bbbdfe272d9acf3d94d78f565c3101178
- 07 L d7ce05d3b57cbf9a644e2b30140a12f3d98ba3d448d0726d7e63e5502198eaad
- 08 L 8076322e8d763e3951fcf608fafee4720720e09f8215ed1d28057fc968a31c3b
- 09 R a5a9da202c02b0e4cd88f8734d6e16b365d5e2afecb631f807c3039fac1c68ab
- root 8a55b6f6d09d163b7e2b396c5c3e24c4ec45d63733cd9a56537895f164dc3641