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 TANAUAN, BATANGAS Award a ₱5.0M contract to KEASCIA CONSTRUCTION & SUPPLYCities

Transaction hash:

f90c2d678700a9022bb89ea48a5ab7ac726f9460ba016b889ad99e3866c07d1c

Status:

Included and unchanged

Block:

#2,562 3,451 blocks after it

Position in block:

Transaction 150 of 154

Award day:

Oct 29, 2015 (11 yrs ago)

From:

CITY OF TANAUAN, BATANGAS

To:

KEASCIA CONSTRUCTION & SUPPLY

Value:

₱4,995,724.00

Project:

Infra Projects 2015(4th qtr.-1st Batch)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF TANAUAN, BATANGAS

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 #2,562 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 TANAUAN, BATANGAS awarded it to KEASCIA CONSTRUCTION & SUPPLY on 2015-10-29.
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 Tanauan 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 f90c2d6787…c07d1cnow …
2. Block Merkle root changed
stored e571ca1f0c…9038b8now …
3. Block #2562 hash changed
stored 066afead99…958424now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 153 records. Each step hashes the current value together with the sibling shown.

leaf f90c2d678700a9022bb89ea48a5ab7ac726f9460ba016b889ad99e3866c07d1c
01 R f9620d1d8dde012577310930c9831b6e2e9b6e5f123a1d961f351ed05181affa
02 L 80778127af45df9da1ac745b97d4365d04e8cb92a3d1e56a47440f3d3e4ae38b
03 L 526b186fbced12c0e11b26d0ec6271b7bcfb40afb4cedfccf3847e7e00d5fac3
04 R 78594c2e0e484f5dee3eefa33409e38d240a39371058199809e0f9edd80c8b9f
05 L b16ea2affb1c4a0e7a62ac8e539cefed196e2240c72af3ef1f42622d3fb5ff9d
06 R 025fde51d00770c6b9acf063fbae27a75262bc6b7ab4de28f4c50f8b033c2660
07 R 5d06ce800f49aae9af798d25dcaff1aefe59a548a8c01c28b6084de83e55283c
08 L 63c7a35e4e951725e677f2e1d307f4b737c155cf99da85b91f99edd928a6eea6
root e571ca1f0c16976409062eb072c41f0f39f29e4c7d43eea2521d5b013d9038b8