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 SUDIPEN, LA UNION Award a ₱99.6K contract to ARM ASIA CONSTRUCTION & ENGINEERINGMunicipalities

Transaction hash:

7d9c5c851bbffa5b53e6f5bf5b70936503faedeb495b0718b43869eca6cf8086

Status:

Included and unchanged

Block:

#1,831 4,182 blocks after it

Position in block:

Transaction 27 of 53

Award day:

Aug 13, 2013 (13 yrs 3 mo ago)

From:

MUNICIPALITY OF SUDIPEN, LA UNION

To:

ARM ASIA CONSTRUCTION & ENGINEERING

Value:

₱99,586.00

Project:

Desilting of Creek by Equipment w/ Disposal

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF SUDIPEN, LA UNION

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 #1,831 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 SUDIPEN, LA UNION awarded it to ARM ASIA CONSTRUCTION & ENGINEERING on 2013-08-13.
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 Sudipen 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 7d9c5c851b…cf8086now …
2. Block Merkle root changed
stored f335c9290f…1ed56dnow …
3. Block #1831 hash changed
stored 3f2b86f23d…4d049fnow …

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 7d9c5c851bbffa5b53e6f5bf5b70936503faedeb495b0718b43869eca6cf8086
01 L 7c36941102473b84cd3b2f08527568cd48a0200f95a3b7f025494c4378a9e22a
02 L a8fa47027e9a07305c53c8337b1fc3b0a49b0765497b2e7132f8ee66552e5d07
03 R 9ee7d16b4b0b8c3a60ccccc932a7617547a372875fee67e6d0e73008452703bb
04 L d5194953fd17f3ed0531602e9c75c7a0be33d9a2d926ce555d48eba0092b2179
05 L f4b4176a285cd624a449b01449f657e67f27156f1a67bcf8d1377572a89560ae
06 R 151f1c88ff7e0f76411c98fa7aae23f5334385822080965115eba0952c972ade
root f335c9290fe4e38ab41a663e4fd4e3cd2ef8a20585067fc8e96c4945ab1ed56d