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
PROVINCE OF NUEVA VIZCAYA - BAYOMBONG NUEVA VIZCAYA Award a ₱2.9M contract to AMBAGUIO BUILDERSProvinces
Transaction hash:
855bc5e249940faaa46781fb54e08ffffed01045f797e7d34acc93da08f3ddaf
Status:
Included and unchanged
Block:
#4,359 1,654 blocks after it
Position in block:
Transaction 103 of 215
Award day:
Feb 9, 2021 (5 yrs 9 mo ago)
Value:
₱2,891,624.84
Project:
CONST. OF 1 STY. 2CL DEPED RESILIENT TYPE WITH CR
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 #4,359 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)PROVINCE OF NUEVA VIZCAYA - BAYOMBONG NUEVA VIZCAYA awarded it to AMBAGUIO BUILDERS on 2021-02-09.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 Nueva Vizcaya 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 855bc5e249…f3ddafnow …
- 2. Block Merkle root changedstored 6a177b2bad…570cfbnow …
- 3. Block #4359 hash changedstored ee5aefc1b5…987a97now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 214 records. Each step hashes the current value together with the sibling shown.
- leaf 855bc5e249940faaa46781fb54e08ffffed01045f797e7d34acc93da08f3ddaf
- 01 L 852ccee83f2f6a39475019f946849e861efc42e8d2d7aa1429e976713450c0a3
- 02 L a6c2556d170faa60218e467e1cd64fa0020ee8470bf71b157d768bb100f8ac23
- 03 L a75b2d3798e5dd7cee552525b237b9eb1d5aec62ea25430d67c75119ce6aacce
- 04 R 9e4a618b5b9aefd3d7f952334459118f747b98e6ff870acbb7c861552c8fd0e1
- 05 R 5e282cf8f3789f673dab8eba029af7ac7486e294a7a12f345234f1608cf3373c
- 06 L b3226cced8c8c635b00b725c3d0ddb23c9ea39b2c3b15db57d59e606c3c2338f
- 07 L 7239fe7b31c87f27792349656a00f3c773b722484113c0637679ad80ca0267ca
- 08 R e03a1102f81d81b7f0ae89c44f22e4da78e674d9b9585edf425fe230e551f8b5
- root 6a177b2bad32e228838e5def7ab9615417ce4e242ee7e1241d8525cf0f570cfb