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 Award a ₱998.4K contract to AMBAGUIO BUILDERSProvinces
Transaction hash:
5cc55fcefa4785ec3b88a3ebbcc80dee4c6f14b7f37eeb122ca36f38e6fac01c
Status:
Included and unchanged
Block:
#3,679 2,334 blocks after it
Position in block:
Transaction 80 of 188
Award day:
Feb 14, 2019 (7 yrs 8 mo ago)
Value:
₱998,358.39
Project:
CONSTRUCTION OF UPPER BILLET-DINE FTMR Located at
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 #3,679 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 awarded it to AMBAGUIO BUILDERS on 2019-02-14.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 5cc55fcefa…fac01cnow …
- 2. Block Merkle root changedstored 8cec3a7a17…b03d50now …
- 3. Block #3679 hash changedstored e60000d871…12bf0fnow …
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 187 records. Each step hashes the current value together with the sibling shown.
- leaf 5cc55fcefa4785ec3b88a3ebbcc80dee4c6f14b7f37eeb122ca36f38e6fac01c
- 01 R 5f5998abf4197171d0cfd56404534d9dac655c5e7481fbab7bef012b1dbc6e2f
- 02 R c61e6db8b1f11e34bcd416a02e82d6da0f9ae049f168d939b4081f8136211ae7
- 03 R efb0fe4f61105eaec53a00744da507cb69b9a61a8710d5927f89d4bfcc9e8d56
- 04 R 8d3e1a14bbff80eb99c4a155d3f8480033ef251e746249d98cf0387529ec8aa3
- 05 L da75612cc067e6b4256ebc8b7d6c2ff033bedfadc3e41cc336463b63c2350c85
- 06 R 6f3e17dc23c5f056c35b3067da805bb00e213501ce27ff1a1fc78cdab6e5bc19
- 07 L 17c1c187e4bc1c2380c7d24ded2ff1123c044b51aec18d30e5024976977b7b0c
- 08 R 121f88d2bc26fc8e0cab307ab186c32843089c68f2392f8a89b60f6db1f5fb0f
- root 8cec3a7a17aa970e8d2d7b52b35145761ab3b5b38356b6295e8990f49db03d50