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
NUEVA VIZCAYA STATE UNIVERSITY Award a ₱3.4M contract to DIAMOND J BUILDERSNational agencies
Transaction hash:
2ddcdc09634bdfb671d323e115711d836a2586e972c3d1ca958f7a09f03bc749
Status:
Included and unchanged
Block:
#5,906 107 blocks after it
Position in block:
Transaction 49 of 274
Award day:
Jul 14, 2025 (1 yr 3 mo ago)
Value:
₱3,440,148.71
Project:
Infrastructure
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 #5,906 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)NUEVA VIZCAYA STATE UNIVERSITY awarded it to DIAMOND J BUILDERS on 2025-07-14.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 2ddcdc0963…3bc749now …
- 2. Block Merkle root changedstored a4cf0f9a2d…bbbbbdnow …
- 3. Block #5906 hash changedstored 66e6cd313a…b7f9a1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 273 records. Each step hashes the current value together with the sibling shown.
- leaf 2ddcdc09634bdfb671d323e115711d836a2586e972c3d1ca958f7a09f03bc749
- 01 L 2d6259961e407b16641444c6202742113a6263179593faf099cd0e9da06c85c6
- 02 R 2119d007f067f2cd138f35c44504f1642cc50104f8146adf68a9e962d4f43a67
- 03 R bab04d03958337901a8f1cb0dc5c33dd832bb772d83ae076de099665f8f4028e
- 04 R 37f0d51dd09b662d28d9bb18ecf081f9a98a93ac62343183bd7c60bd559d7733
- 05 L ded0d49b2c0c56732311c87c3939600c4c4be85e775331df3520b8c073d8f65d
- 06 L 53e3baf63c47715a6a7249ce545cf2132e6e19d2f573b3c37efbb7a2e9cde309
- 07 R 7e622e2ec4641521051fe347c3707cd92b29eb656370b213574a7c98738bb9fc
- 08 R e96ce22204f5d1f8f7e413130aca26268c48e84fc17fcfe19f436297cdd30e72
- 09 R 3e5da7d5720df24ceb7aabcf07224e20af6a9a79c1612501d51b1e7b6b66854f
- root a4cf0f9a2d09930b049c3a7a5cad738ffa25563941c4a353277fda7c9abbbbbd