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

CITY OF CANLAON, NEGROS ORIENTAL Award a ₱1.8M contract to VVER CONSTRUCTIONCities

Transaction hash:

c450caabc2d1296a306f8ec92a1cdda3f48a88714bdbddd98314100c337e6897

Status:

Included and unchanged

Block:

#4,707 1,306 blocks after it

Position in block:

Transaction 37 of 50

Award day:

Feb 1, 2022 (4 yrs 9 mo ago)

From:

CITY OF CANLAON, NEGROS ORIENTAL

To:

VVER CONSTRUCTION

Value:

₱1,846,889.08

Project:

Concreting of Road

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF CANLAON, NEGROS ORIENTAL

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 #4,707 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)
CITY OF CANLAON, NEGROS ORIENTAL awarded it to VVER CONSTRUCTION on 2022-02-01.
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 c450caabc2…7e6897now …
2. Block Merkle root changed
stored f388d03736…e2b3eanow …
3. Block #4707 hash changed
stored 681b317adc…241b06now …

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

leaf c450caabc2d1296a306f8ec92a1cdda3f48a88714bdbddd98314100c337e6897
01 L c269bb5ce67923aa9336029f6b2b02aa086a4a72243446176020e51c9904ca6c
02 R e8ed1f5a4b237cb15940b9de96576dcf709f51f3673fdaeb3b8825e09991aca4
03 L e059c0ed20b1a8e838828c238d033670ea7aa7cbcf64e6a0301070eac5b40189
04 R 19f8ba3776712713fa1dbe8382ea4e2d9f2081ef9587c722caedd0ef44d9b493
05 R e3e8c2fcf516689cb248249aaf0e98e3f0361e942cd992134ff12bc1d9624e4b
06 L c796847fbf69a7c03214772720ac20168f88c8986081a22ce0e8304fa46e6541
root f388d03736c3c7a857dd12d9e82957c00834eb75dbf9c4d70c45db395de2b3ea