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 MIGUEL, CATANDUANES Award a ₱498.1K contract to TRI-JOHN TRADING & CONSTRUCTIONMunicipalities
Transaction hash:
dca1c772d8d67d1b9ae8a0301a00d923f3019faaec197cc8bbfe36e350bfad9c
Status:
Included and unchanged
Block:
#3,680 2,333 blocks after it
Position in block:
Transaction 183 of 207
Award day:
Feb 15, 2019 (7 yrs 8 mo ago)
Value:
₱498,087.13
Project:
Construction of Line 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 #3,680 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 MIGUEL, CATANDUANES awarded it to TRI-JOHN TRADING & CONSTRUCTION on 2019-02-15.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 Miguel 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 dca1c772d8…bfad9cnow …
- 2. Block Merkle root changedstored 6aec2c1573…8716e3now …
- 3. Block #3680 hash changedstored 8e9e353b97…aaa522now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 206 records. Each step hashes the current value together with the sibling shown.
- leaf dca1c772d8d67d1b9ae8a0301a00d923f3019faaec197cc8bbfe36e350bfad9c
- 01 L db3bf4da9dc25cd7384d17010fe1f7394141cf3014bc174958acbbfe79f63a6a
- 02 L 0ff96852f171f742fa3b10044ebb6493797591d006a6bf3fb41b9334c2c2d93e
- 03 L 720097114f4c2bd9106b6d1386a765498b2ca54ec7c6313b409cd842b27ff46a
- 04 R 7bc97978cf4f65b8d73f360255b96987cce429c343bf207de371d196d038ffa6
- 05 L 8fbd89e3d7b7550dd3b83c2510fffc6f94f1bb6ab1e7ea294f42b1a23bc6dab4
- 06 L 29a0d710948ee60512c2be59024c1496a7258eb92b122e82497bf39198fc5f9e
- 07 R dd2195bed632be90b5e740085193cd85b28ac021d85038385909a6e9b5ddd473
- 08 L 835d6681921d2f252b37ebbb48dedd4d9ff7b19b401f408d50022545522fba4a
- root 6aec2c1573ceb90020b9b901225acb776804e13f4e058ffda8e7ba30a18716e3