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 LOBO, BATANGAS Award a ₱406.5K contract to PPG CONSTRUCTION CORP.Municipalities
Transaction hash:
42688aff2d4656a774e1ac2fbe6f92f32781f70e562c48ca1913580d2221aa86
Status:
Included and unchanged
Block:
#4,367 1,646 blocks after it
Position in block:
Transaction 114 of 404
Award day:
Feb 18, 2021 (5 yrs 8 mo ago)
Value:
₱406,541.09
Project:
Repair and Improvement of Drainage Canal
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 #4,367 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 LOBO, BATANGAS awarded it to PPG CONSTRUCTION CORP. on 2021-02-18.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 Lobo 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 42688aff2d…21aa86now …
- 2. Block Merkle root changedstored 5ac1559693…9effbdnow …
- 3. Block #4367 hash changedstored 9f47d49ab8…c0c35cnow …
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 403 records. Each step hashes the current value together with the sibling shown.
- leaf 42688aff2d4656a774e1ac2fbe6f92f32781f70e562c48ca1913580d2221aa86
- 01 R 42a58ef4815f944fa2a1e29cd472f7256831d668f8cee7e48f818f506767458f
- 02 L b9c19eaecc9dc3c02b17a9b5924ac2ef84c61a90f8a9dbd730e927cf3ec33ae3
- 03 R 216e0ae93e988dd9202ba6a33e29a4cee8c35d3394f26aa1f9b2cbd78ec2dd6a
- 04 R 750d4e6683b67e90f5fd9df82de6d665b8c8d71925a1376ca66499e784f510c4
- 05 L d9d4d7068cdbaf7777f009678f455536b5ba20325b816de932f43338032f35e6
- 06 L 264a297092413dd9b3ff202f7a4752a74b62937719ed91cf81f980e8ff99dd7c
- 07 L 516e3993f71291787d1827dc7362467a5989b4317d9be6ffa7cbe054a02b71a3
- 08 R fa2ef08f9b58704c44abe66ba00db890410f446e4da9dab3ee535debff6d70f3
- 09 R 10022e6bf06cfb75a78f05cee456a51010fcbf7512149d8cd4e37afdefebf57b
- root 5ac1559693072e104631c8ff953858013ab0a1c79eb2a6cc085311d0889effbd