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 ₱276.0K contract to AMBAGUIO BUILDERSProvinces
Transaction hash:
be686b71fd5ea6c65702e0c8713ff587e8771a38d6b2a0c03b62b957b8f0cf5d
Status:
Included and unchanged
Block:
#3,401 2,612 blocks after it
Position in block:
Transaction 143 of 204
Award day:
Apr 26, 2018 (8 yrs 6 mo ago)
Value:
₱275,984.39
Project:
IMPROVEMENT OF CVR KINACAO-KURASAY-KINALABASA ROAD
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 #3,401 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 2018-04-26.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 be686b71fd…f0cf5dnow …
- 2. Block Merkle root changedstored d143197d4e…c27d38now …
- 3. Block #3401 hash changedstored 292325d384…a3bf96now …
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 203 records. Each step hashes the current value together with the sibling shown.
- leaf be686b71fd5ea6c65702e0c8713ff587e8771a38d6b2a0c03b62b957b8f0cf5d
- 01 L be4a967b3b80baf9577e8d009ecdedd920966295c5cf561c64704519d7b33ecc
- 02 L 6a2e7364d860e27a9b7dcd9d42e817c90354449c02c6942684cf7004f1d33609
- 03 L 8ac515b9603ce21f6901b823b42a89fa4c65b86d37186e7225359eef938f89e2
- 04 L c9bb2ffa04380fc97405c62c977f43b52acd6285f75d57b95bdba41743f9c38d
- 05 R 9c70fdab7a01be6da549c5b33ea342992ebc7772c032b635d50b20d15dc8dc69
- 06 R d70f37e08ad0c1f2d64defa92d5ca44296a08225cdf125af599196a89d4c4fc9
- 07 R 2d138fc5d180084aeca54e73e5702ba06025100177899a7a4a8c813f0800c030
- 08 L 6e65d01733d2dc0478095fdf8ec6d4683d52e5a3c15a443f39b7628708ca188c
- root d143197d4e3813cecd59e4f5c8aa3fd68267a196961f74f3141e235370c27d38