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 ₱9.8M contract to AMBAGUIO BUILDERSProvinces
Transaction hash:
c398a17ff3d2b8eab9b60dbcb085584dc95cc244561adb2ce18ff9defea92d2b
Status:
Included and unchanged
Block:
#4,896 1,117 blocks after it
Position in block:
Transaction 169 of 211
Award day:
Aug 23, 2022 (4 yrs 2 mo ago)
Value:
₱9,821,162.89
Project:
CONSTRUCTION OF ANCILLARY BUILDING PHASE V
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 #4,896 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 2022-08-23.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 c398a17ff3…a92d2bnow …
- 2. Block Merkle root changedstored 08215efd32…0d290enow …
- 3. Block #4896 hash changedstored 806a2fdada…b0cccfnow …
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 210 records. Each step hashes the current value together with the sibling shown.
- leaf c398a17ff3d2b8eab9b60dbcb085584dc95cc244561adb2ce18ff9defea92d2b
- 01 L c182c04202de233214b3c7808821d63d40f54d6708047276449037fec90aa0b5
- 02 R ac8961f52031985c634956a514bacb36a1f21ca355afa01561b4b12c8edf2447
- 03 R a6abb842788f651ef47f9c2382bf7d4f3d1af47b0829444cc167772fd230de4a
- 04 L 989feab4ddb18addb33dcdabc7f0d4f69e1f53de954017d8bf7055bd21dd6385
- 05 R 7b023a035f65d5a203c5b2195e6cbc0b2ce8de76871e3896e19b67620749cfe7
- 06 L e6acdc7e3e91db74eaf64e19cc1235bf3e41ebfe928cb181059e5dfa00d9c37e
- 07 R 7d5dc3e7e07399b9045e79ea668a0d0d6f0cdbb020106da3dceac3d54de5afa2
- 08 L 7343cd1e031d45aaeb05e4e66f8145c103fe825241a3c7db19ca64d8d04b2c61
- root 08215efd32afef5e3c2d35282958733b027c9a030c8304d9d8c85393710d290e