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 ₱478.3K contract to AMBAGUIO BUILDERSProvinces
Transaction hash:
9293ec9be54f8915bcb37a09d1cf21ef884f04cd6fe6e8d34e5851e27805fcd5
Status:
Included and unchanged
Block:
#4,460 1,553 blocks after it
Position in block:
Transaction 162 of 243
Award day:
May 26, 2021 (5 yrs 5 mo ago)
Value:
₱478,262.83
Project:
1st Negotiated Procurement (2 Failed Bidding) Invi
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 #4,460 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 2021-05-26.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 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 9293ec9be5…05fcd5now …
- 2. Block Merkle root changedstored acd68b91e7…c471a0now …
- 3. Block #4460 hash changedstored 3c3c14ec64…8e6e09now …
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 242 records. Each step hashes the current value together with the sibling shown.
- leaf 9293ec9be54f8915bcb37a09d1cf21ef884f04cd6fe6e8d34e5851e27805fcd5
- 01 R 945ba919574be3feb51ecdc883065d2522edac5ac3b0bfc045fd6272612b4597
- 02 L 68d0a915bc74d2c5ba099eaa9c6fc366aed605db89f3d6ff2e00c9ccdda68851
- 03 R 1741ef843d86fd462388dc3a0eb0b8e8e97b9a33f43fb71ebd6159c2b9c8fdad
- 04 R 426788c9c8c79bbba2f6e03fa19cc2ee7b51b10a96e02829c14766c10effdd06
- 05 R 5258c5c6a2771d72ffbc761c8fbd1567d8874fabf7577c5dbdc83e892a1cd875
- 06 L f9bb2039977a46435ef3ee547068b9b1bc5a32c41ed3bae3462be82af42d8887
- 07 R 3035ef5e7acadb23804edb26221f5aca5c109d0f234379978843c7f8ae908dd7
- 08 L ca9cbdcc2d2542da70e619395e081f3c54aeeef7b646f7a53546d2d523e30208
- root acd68b91e7048ae8ca383d0ac4741e0620f5941977370d1a4ea4317b83c471a0