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

BUREAU OF INTERNAL REVENUE Award a ₱7.0M contract to DQT BUILDERS CORPORATIONNational agencies

Transaction hash:

3ef0769ad2aaa26acb82c8fe003f57718715dc3037e57349698db8a8d1a28b7d

Status:

Included and unchanged

Block:

#658 5,355 blocks after it

Position in block:

Transaction 1 of 7

Award day:

Aug 6, 2009 (17 yrs 3 mo ago)

From:

BUREAU OF INTERNAL REVENUE

To:

DQT BUILDERS CORPORATION

Value:

₱6,999,338.30

Project:

PB No. 2009-055 Asphalt Overlay on Roads and Parking at BIR-National Office Compound

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BUREAU OF INTERNAL REVENUE

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 #658 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)
BUREAU OF INTERNAL REVENUE awarded it to DQT BUILDERS CORPORATION on 2009-08-06.
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 3ef0769ad2…a28b7dnow …
2. Block Merkle root changed
stored e4c5677037…432032now …
3. Block #658 hash changed
stored 2a33a568ac…1c624fnow …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.

leaf 3ef0769ad2aaa26acb82c8fe003f57718715dc3037e57349698db8a8d1a28b7d
01 L 042215dbb71d81e3c7e379a913cf718bd91e731d847044e2a7b2055d0327599d
02 R 4d8ed9547126c488932145a81b3396e049f918b1d727f0585bbf581486b5d640
03 R 913dfd9b875840a6077ba4fb5e1684a5302c1dd1e530626e0e104d30b7f57240
root e4c56770379770b6c13e66c21aef48a8c2b570a28e076e4c609d5c6183432032