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 - REGION V Award a ₱50.4M contract to BICOL GOLDROCK CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

5a4b378c9bb1dfeff7ede2dbc6af1cc7bea62b21b0a9c24c03b522ec42d184c2

Status:

Included and unchanged

Block:

#1,552 4,461 blocks after it

Position in block:

Transaction 14 of 61

Award day:

Sep 6, 2012 (14 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

To:

BICOL GOLDROCK CONSTRUCTION CORPORATION

Value:

₱50,400,000.00

Project:

INVITATION TO BID - 12F00039

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

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 #1,552 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 - REGION V awarded it to BICOL GOLDROCK CONSTRUCTION CORPORATION on 2012-09-06.
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 5a4b378c9b…d184c2now …
2. Block Merkle root changed
stored 192705bae2…1c0cf5now …
3. Block #1552 hash changed
stored b1ffefd984…323ba7now …

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 60 records. Each step hashes the current value together with the sibling shown.

leaf 5a4b378c9bb1dfeff7ede2dbc6af1cc7bea62b21b0a9c24c03b522ec42d184c2
01 R 5aac8fedc83bcc33111303f491358e0f2739d06c868cc7b1b1bd07dfb5b3ca10
02 L 4be5894b4c2c0c9bad66f4ea3f44c13053722e207794f339cc7044d355bab6f1
03 L 54d8bae7bc0f806555921a9640fc4906ad05df5d2d43c0532bad562c6407a521
04 L dd8cad39801ced2a05f34319d74187de831fde581cb02857fdb1767674a2dc3f
05 R 16945caaf77164df78859e4682158539c43381d2cac416c4e6785a844df47158
06 R 124ed3b6d24ac3b544d41c52ebaa78de375a4801d60de2e3d1c25a93dd12ed36
root 192705bae27ec4e0d816cc3495190cea88c8428b36f675f6baaf8e37681c0cf5