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 ₱137.7K contract to JBRC CONSTRUCTION CORP.Municipalities
Transaction hash:
a2fb83325d73fdc1fcd197fb63c58931e3e6eac6ee2862513fe7c3424a21e69b
Status:
Included and unchanged
Block:
#1,291 4,722 blocks after it
Position in block:
Transaction 18 of 33
Award day:
Nov 10, 2011 (15 yrs ago)
Value:
₱137,657.20
Project:
Rehabilitation/Improvement of FEM Cultural Center
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 #1,291 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 2011-11-10.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 a2fb83325d…21e69bnow …
- 2. Block Merkle root changedstored 291dd763b3…e5fca8now …
- 3. Block #1291 hash changedstored 084fc37955…3ac1e3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 32 records. Each step hashes the current value together with the sibling shown.
- leaf a2fb83325d73fdc1fcd197fb63c58931e3e6eac6ee2862513fe7c3424a21e69b
- 01 R ac216b6c2f9b3a4b25f80f0b623cf911474254c1014c09726e7354d85ff9a69f
- 02 L 92ebde8b68b2d0fc700478b394a46ccd7571449826f571338d2d78b7cafe0ed0
- 03 R 56d85b3ea090f7c328065ff94b111a9686bac8a65e8cc1d6b9c1d781ea76d425
- 04 R 93fcd776f56701086df6feebd1b1ffa4d5d68e8e6864459eafa798fb398de974
- 05 L 4a25e60042dfa93e40e0e39209f4e8516e4b8b4ad17ce22ec2a1c23782bea255
- 06 R 5e6a8f91fd82e09a26a8a00e6c18995117d3c014786e22c60127330d3f2166ad
- root 291dd763b3d4998fabd6352431148159a74a8986ed41e531725bf8e213e5fca8