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 VALENZUELA Award a ₱11.7M contract to SRT CONSTRUCTIONCities

Transaction hash:

c110c424a94ca3fe5f7d6273f228a866d790d0c015d5dc3ce839309033e31fb7

Status:

Included and unchanged

Block:

#1,472 4,541 blocks after it

Position in block:

Transaction 43 of 53

Award day:

Jun 4, 2012 (14 yrs 5 mo ago)

From:

CITY OF VALENZUELA

To:

SRT CONSTRUCTION

Value:

₱11,734,280.74

Project:

CRN 009 (sCHOOL CONSTRUCTION-PARTIAL)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF VALENZUELA

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 #1,472 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 VALENZUELA awarded it to SRT CONSTRUCTION on 2012-06-04.
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)
COA's CY2024 audit of City of Valenzuela gave a "unmodified" opinion on its financial statements (not specific to this contract).
Partly
Open

1 of 8 documents found, 1 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 c110c424a9…e31fb7now …
2. Block Merkle root changed
stored edc4210b8a…8906dbnow …
3. Block #1472 hash changed
stored 56b645b806…dce79bnow …

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

leaf c110c424a94ca3fe5f7d6273f228a866d790d0c015d5dc3ce839309033e31fb7
01 L c102e10987b6f0084a72181e614f1c62dd6bf2c22fdb388ac81f0946f3550d7e
02 L 2eb6d062c3c3d1804484dd088a96374004618b3d9e2570289be41e936eaa8f3e
03 R 38d37bb595f6bdaa5a038e4156bb8c4c5f358ecf0758b0bcecdae1ec30ce23d1
04 L 5597ea7ed457a00f335121a3dbdb2d217d408a3ecc137722865bdded83d29d6f
05 R d598e9e120857677fa942694601854136ab1d7771763f182da866b267927ebed
06 L f5021972d452fff03fd48cd6d2d9ba0ecc3fdd86b09c509e7297ea3aa0886e19
root edc4210b8a1b1df59abb11b565f9917e30b634c8abc32567e4e28380258906db