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 CERVANTES, ILOCOS SUR Award a ₱142.6K contract to BOSONGAN CONSTRUCTIONMunicipalities
Transaction hash:
8be79644e1632ee7d0171adaa7fea5eb88eeb4beec0c97a0d2c07324d5190342
Status:
Included and unchanged
Block:
#1,634 4,379 blocks after it
Position in block:
Transaction 26 of 55
Award day:
Dec 10, 2012 (13 yrs 11 mo ago)
Value:
₱142,636.70
Project:
Excavation of Canal at Gitlangan
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 #1,634 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 CERVANTES, ILOCOS SUR awarded it to BOSONGAN CONSTRUCTION on 2012-12-10.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 Cervantes gave a "unmodified" 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 8be79644e1…190342now …
- 2. Block Merkle root changedstored e8fdd831bc…d3c18enow …
- 3. Block #1634 hash changedstored 4263f87bb4…ac5213now …
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 54 records. Each step hashes the current value together with the sibling shown.
- leaf 8be79644e1632ee7d0171adaa7fea5eb88eeb4beec0c97a0d2c07324d5190342
- 01 R 8c1ae29e84ab5420d49e89e26d7da45c5596990ca40495c744a2c356c7ca31bc
- 02 L 9638486b6d375d0f66fc4da4313af9a3b9bfb34cf04d756a19b2eb2ebadaa20a
- 03 R d9f7b0d2de73d411966a8726df00db1e353178762bcaa0dc6a41112cfe3870e9
- 04 L 119778e672994e6dbd9bf176d6681352f672d78c4745b548a0ce324c8864b4be
- 05 L fac3eb3b970d63fecc318fe694aefe0fd5640790c1e125aed0cf6061624917d8
- 06 R 2038c0e7bf52ad5b04f8c9cb1c5642948fafb041153e025db742b338254b3a76
- root e8fdd831bc1a18a56c8755067bb1ff8fa09e0b8484fae221bcf5650db9d3c18e