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
CITY OF GAPAN, NUEVA ECIJA Award a ₱20.0M contract to R.A. PAHATI CONST. & SUPPLY, INCCities
Transaction hash:
73ad7b68dd593249adbbc7fbe25bf5b550119de7960eb38d83b2456b04c56d8c
Status:
Included and unchanged
Block:
#4,149 1,864 blocks after it
Position in block:
Transaction 37 of 100
Award day:
Jul 1, 2020 (6 yrs 4 mo ago)
Value:
₱19,989,022.10
Project:
Construction of Farm to Market Road
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 #4,149 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)CITY OF GAPAN, NUEVA ECIJA awarded it to R.A. PAHATI CONST. & SUPPLY, INC on 2020-07-01.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 City of Gapan 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 73ad7b68dd…c56d8cnow …
- 2. Block Merkle root changedstored 92a585eea0…260531now …
- 3. Block #4149 hash changedstored 844072dc16…6a075cnow …
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 99 records. Each step hashes the current value together with the sibling shown.
- leaf 73ad7b68dd593249adbbc7fbe25bf5b550119de7960eb38d83b2456b04c56d8c
- 01 L 6c7f9527868cbdb563de713ae1db7f6a6e65251008b678264460e95e43f18583
- 02 R fb2789dd99f25176a2a06e7040128f44b2e1db2b2cdc795951276777ed8edd8f
- 03 L f52175ad71395025be123f9e8d6c97557a1646a2d2ace8d6e8c9690b26237b72
- 04 R 5eca0c3dabf9e7bfdbf3af9119688de8ccbdda8883f54acbb04081b2dd57cda8
- 05 R d45b0448f45e0a9064c99adbcbe8ead978b006821f01bb1e950ebefbf25d989d
- 06 L b887f8384e83f42e0615ed51c70e1d042f3636b9b38ca2d5cfd42698575efdeb
- 07 R cf0d37041096bf404c1794d3ce3f12dabda86143bac26548e771d3560e445e21
- root 92a585eea01b28439814f1bac39046a6cc6721a8f3af7a252072d050fa260531