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 QUARANTINE Award a ₱11.0K contract to FVALENTIN CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

a9166d769fca6435d6be08d7af3f2d7e1e2e3ee59c472d8ea0f9458fe6c3ad91

Status:

Included and unchanged

Block:

#4,384 1,629 blocks after it

Position in block:

Transaction 260 of 382

Award day:

Mar 8, 2021 (5 yrs 8 mo ago)

From:

BUREAU OF QUARANTINE

To:

FVALENTIN CONSTRUCTION CORPORATION

Value:

₱10,985.76

Project:

Rehabilitation of Drain Waste Vent System and Treatment of Bio Molecular Laboratory Waste and Quarantine Facility Waste

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BUREAU OF QUARANTINE

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 #4,384 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 QUARANTINE awarded it to FVALENTIN CONSTRUCTION CORPORATION on 2021-03-08.
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 a9166d769f…c3ad91now …
2. Block Merkle root changed
stored b0e16c5207…a692d1now …
3. Block #4384 hash changed
stored ceb82c3322…5c3776now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 381 records. Each step hashes the current value together with the sibling shown.

leaf a9166d769fca6435d6be08d7af3f2d7e1e2e3ee59c472d8ea0f9458fe6c3ad91
01 R a9df392e38a51a5a4194d573583d47d3c519445b5758305490636811c4169283
02 R af3ef1481e46c02950fbc6e8fa75f25801cb6755f89448380d27fe32c5bb68d3
03 L a7032bd7d55d31df0f36841fc400b18de92263c393e922a88068bc6134ba151a
04 R a944b0504204f8cfa3d076c1197da3c6715692a6d6d7cda346d3fbfa8e959dc7
05 R 0b78532aa80c25680913e05a8641d8fcd62966a64641867a282bbb339a31d037
06 R 3a1129d2314a2b91de9b3420139c6e32c703f6f37affbe9db53b9b617a95a5ff
07 R 8d41ee26bfbaa7fc8eb5bdf58c6f73d2279b9c16483a8d0d4762f86ca5e92437
08 R 4cfbdde383e592f7713985a4217e89e74862089ae1f800d8d399392036219b06
09 L 82e929f3bf91f499cbf08c61674499766ce1f17c5707ec9128da99b92e69f79b
root b0e16c520728e674abd0cba021a989ab18ef4f3a50deb5eac26b6acf0fa692d1