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 GUMACA, QUEZON Award a ₱576.9K contract to M.R. ORIBIANA GRAVEL & SAND DEALER & CONSTRUCTIONMunicipalities

Transaction hash:

d552f1c552ae6be6ca1bb51c446bb3b7d0f48cbfbefa586228880b900c4d2a53

Status:

Included and unchanged

Block:

#1,630 4,383 blocks after it

Position in block:

Transaction 39 of 45

Award day:

Dec 6, 2012 (13 yrs 11 mo ago)

From:

MUNICIPALITY OF GUMACA, QUEZON

To:

M.R. ORIBIANA GRAVEL & SAND DEALER & CONSTRUCTION

Value:

₱576,870.04

Project:

Construction/Continuation of Footbridge/Hanging Bridge(Cluster)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF GUMACA, QUEZON

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 #1,630 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 GUMACA, QUEZON awarded it to M.R. ORIBIANA GRAVEL & SAND DEALER & CONSTRUCTION on 2012-12-06.
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 Gumaca 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 d552f1c552…4d2a53now …
2. Block Merkle root changed
stored 90dd4fcdbc…2110a2now …
3. Block #1630 hash changed
stored c256cd2daa…c72906now …

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

leaf d552f1c552ae6be6ca1bb51c446bb3b7d0f48cbfbefa586228880b900c4d2a53
01 L d3128a9ad4a5644a1118a04ce6014ea65786e4bd283984708e0512dbdd998ffe
02 L 61616257db19f3f1db63d05964992334375e5b50ca8183d11d92f283b9764a1a
03 L 1dd55245d7efc5ea9b845b0ea2a66565f025f5ae47f25dcfb03a37779858175d
04 R f593549af905178c66f0eeab7d7076832cee3d2050982a36e8c744a8238867b8
05 R 44f74da515113e31473d1420765398a8086d91405f46dc14e3804292426bc887
06 L 7bec97d5c82a03ffbc7b850679107d206f3f06662077b1cdcc93502328cedefc
root 90dd4fcdbc8746c02fb4cb30145c6a22397d8d32d33e8f2bd6426b17ea2110a2