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 NICOLAS, ILOCOS NORTE Award a ₱492.6K contract to JBRC CONSTRUCTION CORP.Municipalities
Transaction hash:
216d3cc4b24a28bcd52ea1ab390f7aec0cc8de4c9d3ea954b4c8d6e069fa4176
Status:
Included and unchanged
Block:
#2,615 3,398 blocks after it
Position in block:
Transaction 2 of 10
Award day:
Dec 24, 2015 (10 yrs 10 mo ago)
Value:
₱492,634.23
Project:
Improvement of Sangguniang Bayan Office
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 #2,615 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 NICOLAS, ILOCOS NORTE awarded it to JBRC CONSTRUCTION CORP. on 2015-12-24.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 Nicolas 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 216d3cc4b2…fa4176now …
- 2. Block Merkle root changedstored c5218c628a…2c1817now …
- 3. Block #2615 hash changedstored 9a76599d4d…c71cb1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.
- leaf 216d3cc4b24a28bcd52ea1ab390f7aec0cc8de4c9d3ea954b4c8d6e069fa4176
- 01 R 30a877dd367518f0f52460767c990898fd7680bbe9fb84d7a5f89ed7ec0a2854
- 02 L 3475aa59409988e57a99014b8d039dfd42bed4e71ca0e7b2b7f4414625ebe4f3
- 03 R be4360ee1182ddc20984e93a1f0395b3a0fcae02c3da9410a54265e82ce9b00e
- 04 R fe1e36054de24cbca40c4b706db04d481a18bf48586705f9d2a366c5e3fcd562
- root c5218c628aa0b9d7cbb39a6b836ff52e02c8b8f8c5b10d1c8537d5491a2c1817