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 JOSE, CAMARINES SUR Award a ₱15.4K contract to AB OPENA BUILDERSMunicipalities
Transaction hash:
cf8e47c8fa0909f7e97c1cd89565bc47d396b3b2a9b1074ba8e21f42790aa581
Status:
Included and unchanged
Block:
#2,085 3,928 blocks after it
Position in block:
Transaction 64 of 74
Award day:
May 26, 2014 (12 yrs 5 mo ago)
Value:
₱15,372.00
Project:
Reblocking & Slope Protection
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 #2,085 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 JOSE, CAMARINES SUR awarded it to AB OPENA BUILDERS on 2014-05-26.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 Jose gave a "modified" 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 cf8e47c8fa…0aa581now …
- 2. Block Merkle root changedstored 82c5b23a84…684c58now …
- 3. Block #2085 hash changedstored 3503c79464…82cd2bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 73 records. Each step hashes the current value together with the sibling shown.
- leaf cf8e47c8fa0909f7e97c1cd89565bc47d396b3b2a9b1074ba8e21f42790aa581
- 01 R d053b4613faf9bd7b41d444b2e7606969db11e7bd9c4e025094ea61adc67d3b8
- 02 R d3c8e566bdc0a54f55b2eea2c1d3df3d9cb4010d68dabd2844ff22c568157eae
- 03 R 7ba0f5b33a292cc89dcb82c01e13ef68d698679889d471301f7d0803df01ab4f
- 04 R 19f96de9379f60163d4a2eb176ec1488d8a93c1ee0e99bc45288ace502aa743f
- 05 R c597a17506dce536257f372128b44a7c8a13bd40669440316a6f094df1b272aa
- 06 R 7f3824e3d38c59f2c1b882887ac9011d027f90f67d42a2c7a0e9a98160e45c73
- 07 L 577cccff01b49141fa4bab10936fe81dc304c19c49015342c85009a18592bbe3
- root 82c5b23a8494d0738ea8819f087b2e84eab44e97141259820644fd0309684c58