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 ₱492.8K contract to ARNOLD AND DOMINADOR CONSTRUCTION SERVICESProvinces
Transaction hash:
cff96ebd7cf074655f1023eed9d3c6662464fb0d288783419d817b4a991a81d6
Status:
Included and unchanged
Block:
#5,839 174 blocks after it
Position in block:
Transaction 53 of 70
Award day:
Apr 29, 2025 (1 yr 6 mo ago)
Value:
₱492,775.52
Project:
COMPLETION OF THE HAZARDOUS WASTE FACILITY
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 #5,839 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 ARNOLD AND DOMINADOR CONSTRUCTION SERVICES on 2025-04-29.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 cff96ebd7c…1a81d6now …
- 2. Block Merkle root changedstored f3b027decf…4f481enow …
- 3. Block #5839 hash changedstored 3051540033…90d448now …
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 69 records. Each step hashes the current value together with the sibling shown.
- leaf cff96ebd7cf074655f1023eed9d3c6662464fb0d288783419d817b4a991a81d6
- 01 L cd7b414f289357964b519f62cafe559c3ccbf8946a4b4d6fe159fc9c99f3f098
- 02 R 675dba221cc8dbc115fd3cbdfff0ebe5bb5b795f0bc81ed57a368c4b6ba916e7
- 03 L c806fc298a65fe8d2aed93edcc33cfe4fef623d7284e9ffbd95805ad426fadb4
- 04 R 48ab8c19c023ac6b30b6fc987da675f814d37952b7a54f3fe329d4b5c77ceabc
- 05 L b176a55c1a8e0fb489ac03aa661d3a171120496d63eb977cd454fd8bf08a0b57
- 06 L a35ff260a6a0ce37a89e53f9639348b5d8e5677486a86f33d29e96a8cb34af79
- 07 R 953adb0d68d09f2e307faec19e8be5c7e4f53bdd007e41243f65fec1cd75125d
- root f3b027decf7c087d9a706b39fc4c3ef3216ec0c53cbe0712265a995e4b4f481e