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 PUBLIC WORKS AND HIGHWAYS - TARLAC 1ST DEO Award a ₱1.9M contract to JKEN CONSTRUCTION AND GENERAL MERCHANDISENational agencies
Transaction hash:
21fa820f4eacf8e819f4e34ca594f5fc79e5b466e24d2492b4d2f4fa7eb8516c
Status:
Included and unchanged
Block:
#4,406 1,607 blocks after it
Position in block:
Transaction 29 of 216
Award day:
Mar 31, 2021 (5 yrs 7 mo ago)
Value:
₱1,923,185.85
Project:
21CJ0086
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 #4,406 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)DPWH lists the funding source as "Regular Infra - GAA 2021 LP", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 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 PUBLIC WORKS AND HIGHWAYS - TARLAC 1ST DEO awarded it to JKEN CONSTRUCTION AND GENERAL MERCHANDISE on 2021-03-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21CJ0086: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2021-07-05). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 21fa820f4e…b8516cnow …
- 2. Block Merkle root changedstored 3846295695…66c177now …
- 3. Block #4406 hash changedstored d7a7e66faa…f5121cnow …
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 215 records. Each step hashes the current value together with the sibling shown.
- leaf 21fa820f4eacf8e819f4e34ca594f5fc79e5b466e24d2492b4d2f4fa7eb8516c
- 01 L 1f0a1ddcea96dca031b6a067efa871496b7e864d8887615b317cbb05d5fa7865
- 02 R 584f0c9a9161b5db505376187e7348233916cc64dccb4c288ee8bbc43dec30e2
- 03 L 4cb91521c707d6d20153f304c5d4b7167d49b7e6e743adac2c3b0f1c9d4aa7fb
- 04 L 23d685cb667d91b718f339053f4253318ca19b2beac6b9e80da09fbb04247778
- 05 L a34168c171dc4a5512b7603e9773ac64f62d7ec5494af4762e4cf96030a337fa
- 06 R 7ae612b7cdde88bdbb41e3931d3ba97b7815bc7fa02a9b818b499fc7127f7daf
- 07 R cb4cc44ff541572dd507a8d3ce88915cc2e165b1cf3a1e450e34d380209eea77
- 08 R 95f546cb2c9f92979975a12bdcbc1fbf41a985edab4ecac95c4def5bf9f87a9f
- root 384629569530e605d84d19c5d515b40f251dee2099f3308014c9dd7d6766c177