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 - BATAAN 1ST DEO Award a ₱4.8M contract to AS MACHA CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
bf0d5208ed7708a50f691fb31692d0544bbe63c00e0a3d68ca916dfed5442191
Status:
Included and unchanged
Block:
#3,130 2,883 blocks after it
Position in block:
Transaction 176 of 224
Award day:
Jul 12, 2017 (9 yrs 4 mo ago)
Value:
₱4,825,153.00
Project:
Concreting of Sitio Bato-Bato Farm to Market Road Barangay Saba, Hermosa, Bataan
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 #3,130 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 "Outside Infra - GAA 2017 DA FMR", i.e. the FY2017 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 - BATAAN 1ST DEO awarded it to AS MACHA CONSTRUCTION AND TRADING on 2017-07-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CA0061: 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 2017-11-22). 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 bf0d5208ed…442191now …
- 2. Block Merkle root changedstored 4d220a0fa6…c3071fnow …
- 3. Block #3130 hash changedstored 29237933df…a918c8now …
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 223 records. Each step hashes the current value together with the sibling shown.
- leaf bf0d5208ed7708a50f691fb31692d0544bbe63c00e0a3d68ca916dfed5442191
- 01 R bf37e47c431a4234b63e3f3ed0486e3fbdf93efc9045d9c06e14a12d4f820650
- 02 R 49bbfda5162446a03f8aa404ac10249108dd7eea1d67930b5bc1d5ccf6367bcc
- 03 R 9df7dc4c757a09118b4f675fd9c85d5fa4c451208b64f9dd590bfc65fda164b5
- 04 R 6398ad0fb11bfd9ec47b986e34ab98885b68a9c3110b8816bad4682ac3d8b491
- 05 L d4a5ec7230fec3c2de1bb64bd111a5230f72317ce6c19983a1c49ebed79dff11
- 06 L 22a90edbfb8ad732a84a35c05cf53f61c52edd78e698d708681ad908a3814e3f
- 07 R f6114390efa13465dbc681f3a8ed17fa7bf91e0ba2691acc138f4f18ef91ed24
- 08 L d4f781ac95bf636e2738786e506da8e1677dc842b654de97e9c0d8c985130843
- root 4d220a0fa67b39136d32538137114fb807ed95b25b5737d162ba696c31c3071f