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
DEPARTMENT OF EDUCATION - DIVISION OF CATANDUANES Award a ₱2.0M contract to ZKR CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
d3d312a2d34d0c41e2e71f872baeff69b420cd2721acd96ffd33f71e283c31ac
Status:
Included and unchanged
Block:
#3,929 2,084 blocks after it
Position in block:
Transaction 205 of 256
Award day:
Nov 6, 2019 (7 yrs ago)
Value:
₱1,991,457.43
Project:
Construction Project
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 #3,929 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)DEPARTMENT OF EDUCATION - DIVISION OF CATANDUANES awarded it to ZKR CONSTRUCTION & SUPPLY on 2019-11-06.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 d3d312a2d3…3c31acnow …
- 2. Block Merkle root changedstored 60477a8552…b241ednow …
- 3. Block #3929 hash changedstored 797433cb44…d8ba78now …
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 255 records. Each step hashes the current value together with the sibling shown.
- leaf d3d312a2d34d0c41e2e71f872baeff69b420cd2721acd96ffd33f71e283c31ac
- 01 L d2ddb34f0f23cc6fb43b3a9f69b0753dbab899c220ae33761009d194ddf3e0e5
- 02 R 8696bb254aaa0207315da33c1512f6c1f9e24c456b40b06d76e6cc7486e940a6
- 03 L a36a95885acd5e024de698dc9c3e4868cb656f089d140fb6ff2017e1a8dbc57c
- 04 L 6eec1391c18e9cd42a090d594bce6d9e6c792157a332194975ec016dba2ad679
- 05 R 32bdb93ecb431539cf6f110090a4a9affe383d0f87981c6363f0bf713ac56d8e
- 06 R 277858cdcffa0c1201ba280e01094f3251ae2a30f213360d229218f7d6e465ae
- 07 L ed5d18a5c4f7ea3fe8ed2bd0a5c45a22bb4899e41fae53ea74da4cdb9ef5c53a
- 08 L 7791df9d6bff3af29fe12a5fa2e9618598502bc5a472c6680d4c7655d6c3f523
- root 60477a8552cdf4f207c152fa65d42fdce6f7a5cba5aede0d9af0f7fdeab241ed