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

API

Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO Award a ₱130.6M contract to ACIER AND BETON CONSTRUCTIONNational agencies

Transaction hash:

a6ca06a7cc4e4f98d0c0188f6c993a12e3c2f4dd3a50c4c38b266621bc5bbc77

Status:

Included and unchanged

Block:

#5,457 556 blocks after it

Position in block:

Transaction 18 of 33

Award day:

Mar 28, 2024 (2 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO

To:

ACIER AND BETON CONSTRUCTION

Value:

₱130,606,648.72

Project:

Construction of Anislag-Talahib-Mariawa Road

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO

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 #5,457 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
The award does not say which budget line pays for it.
Not published
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO awarded it to ACIER AND BETON CONSTRUCTION on 2024-03-28.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
No completion certificate published.
Not published
8. Audit
COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored a6ca06a7cc…5bbc77now …
2. Block Merkle root changed
stored 7374b42437…85a449now …
3. Block #5457 hash changed
stored dbdf0584a8…ac6c58now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 32 records. Each step hashes the current value together with the sibling shown.

leaf a6ca06a7cc4e4f98d0c0188f6c993a12e3c2f4dd3a50c4c38b266621bc5bbc77
01 R b9967666026c22d273c5bea1b302896d1ae1e1fbf09de11a1c45e73e1d3c344c
02 L 51602cf957700033d0d2554dac5dbc70c39b94a7360cc2edb2623d3de1ae7428
03 R e3b6fde2e11069a96c1bf33a2f024fae198630613aa2b8d8d170e023992304d7
04 R e7cd97e9598711caf534a82c877ad6b78c0161350f34bbf245d506a1874321c6
05 L ea59b5c1c69349446ea2e126ede73b5cffbeb3e568fbfc4fe8e5aded61cfe6c5
06 R db69f22225e65112e06a59a295677232eeecd14415c7bd2ac639bff802c9ed2a
root 7374b42437d8c78104cee5b0e173276041ea1ed21b0ab8a48cf753223985a449