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

MUNICIPALITY OF MANGALDAN, PANGASINAN Award a ₱99.6K contract to T.J. VELASCO CONSTRUCTION & SUPPLYMunicipalities

Transaction hash:

8933e34c19ccbc9ab26d2bf38cb513f0253856db8e7691e33c3edc341c4da715

Status:

Included and unchanged

Block:

#1,634 4,379 blocks after it

Position in block:

Transaction 25 of 55

Award day:

Dec 10, 2012 (13 yrs 11 mo ago)

From:

MUNICIPALITY OF MANGALDAN, PANGASINAN

To:

T.J. VELASCO CONSTRUCTION & SUPPLY

Value:

₱99,645.88

Project:

Proposed Concrete Passage Way located at the New Public Market, Mangaldan, Pangasinan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF MANGALDAN, PANGASINAN

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 #1,634 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)
MUNICIPALITY OF MANGALDAN, PANGASINAN awarded it to T.J. VELASCO CONSTRUCTION & SUPPLY on 2012-12-10.
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 Mangaldan gave a "qualified" 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 8933e34c19…4da715now …
2. Block Merkle root changed
stored e8fdd831bc…d3c18enow …
3. Block #1634 hash changed
stored 4263f87bb4…ac5213now …

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

leaf 8933e34c19ccbc9ab26d2bf38cb513f0253856db8e7691e33c3edc341c4da715
01 L 8893ae49874572e930ace137713410847247d033c39250efb4433a2884401b7f
02 R 50d9895cd1d64e6263d627caf228777c2e4c8f4cdf40d0163c4cdbce37205c24
03 R d9f7b0d2de73d411966a8726df00db1e353178762bcaa0dc6a41112cfe3870e9
04 L 119778e672994e6dbd9bf176d6681352f672d78c4745b548a0ce324c8864b4be
05 L fac3eb3b970d63fecc318fe694aefe0fd5640790c1e125aed0cf6061624917d8
06 R 2038c0e7bf52ad5b04f8c9cb1c5642948fafb041153e025db742b338254b3a76
root e8fdd831bc1a18a56c8755067bb1ff8fa09e0b8484fae221bcf5650db9d3c18e