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 ₱2.0M contract to MIKESTONE BUILDERSProvinces
Transaction hash:
fdfecb427cfe83bab113cb05296f34331523afe2ff92ae4f8a8ba3fc88667ab2
Status:
Included and unchanged
Block:
#2,600 3,413 blocks after it
Position in block:
Transaction 187 of 188
Award day:
Dec 8, 2015 (10 yrs 11 mo ago)
Value:
₱1,981,262.20
Project:
Invitation to Bid for CONST. OF HOME ECONOMICS BUI
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 #2,600 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 MIKESTONE BUILDERS on 2015-12-08.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 fdfecb427c…667ab2now …
- 2. Block Merkle root changedstored b1ce0d010e…6cc148now …
- 3. Block #2600 hash changedstored f5d4e28452…1a3eb4now …
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 fdfecb427cfe83bab113cb05296f34331523afe2ff92ae4f8a8ba3fc88667ab2
- 01 L fd20634be5b3dac837d299f3517af322862094b31cbd8fd0ee364b63aa732bf1
- 02 L d995f3779b2ec2394b04f7b0205d73512898dd97e212b5ef2092c5648beee169
- 03 R c33cce9057737e34ed9dbcd72853abfdb00320711f9d62dc62299beb6b829d25
- 04 L 5cb69478600921bcb6584f62720d728e760a2878b35d7e79f0f2860898425d7f
- 05 L 165e3021a6819520d7679833e1763ca14fba586663219badc5b856bfb2e88e29
- 06 L 6b6a5b5b5990d44cfb48fa1ea559676104dfbb29c445a7eb47865381c1ec924f
- 07 R f218642297fea32c1533676024c7cd4edc0dffa5ea25a0af49b5c709c34546dd
- 08 L d49b83e1c1c6eb157f1d5656dd7f01b37b1656ccbdcf0c6dbb8ec93286cb859e
- root b1ce0d010ef5d0bb8342879af22fb59542f5e5ca8993c55b1300f903256cc148