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 - NEG. OCC. 1ST DEO Award a ₱18.6M contract to IBC INTERNATIONAL BUILDERS CORPORATIONNational agencies

Transaction hash:

d107ab596fada701fdb90d9221936eda2715592fc7c59ed4dd8a982cc4c0805a

Status:

Included and unchanged

Block:

#1,479 4,534 blocks after it

Position in block:

Transaction 45 of 54

Award day:

Jun 13, 2012 (14 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 1ST DEO

To:

IBC INTERNATIONAL BUILDERS CORPORATION

Value:

₱18,580,000.00

Project:

12GK0010 - Asphalt Overlay of Bacolod North Road (San Carlos Section), San Carlos City, Negros Occidental

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 1ST 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 #1,479 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 - NEG. OCC. 1ST DEO awarded it to IBC INTERNATIONAL BUILDERS CORPORATION on 2012-06-13.
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 d107ab596f…c0805anow …
2. Block Merkle root changed
stored f86474fd35…1a3c44now …
3. Block #1479 hash changed
stored 1ac069792f…70f870now …

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

leaf d107ab596fada701fdb90d9221936eda2715592fc7c59ed4dd8a982cc4c0805a
01 L bffc2ab886c746ef744046d0beaed0a901aaea575f32a0441a708a3138224b27
02 R 0816071fc524b9384ae20cab0010bbf2f2cd6fc25aab66536853988d8b639d06
03 L 3e16051c4f4a487c65c4eeb71f835341393c6dc502961ec329f1085077a6a98c
04 L f7d9666216b0e62e7ae2a96d9ca295a28035318efddb2c18c1479b5e88043f44
05 R 31ba6bda783a15ce5b13a9094a02e3e80832a533312e400092cce1739ceb5602
06 L 41124584b7c3fa3911d219f6a5fcdd906f798fa8307c4defdf7566daea54a9ad
root f86474fd35bf6c645638b46f97c36d623f09134b821b895beede9257b01a3c44