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

REGION II TRAUMA AND MEDICAL CENTER Award a ₱1.6M contract to TAMRHEY CONSTRUCTIONNational agencies

Transaction hash:

632ad42223e01e6da14fa5f2e4bdcbc8948b6938649d5e457fbc7652e1b99704

Status:

Included and unchanged

Block:

#4,933 1,080 blocks after it

Position in block:

Transaction 100 of 258

Award day:

Sep 30, 2022 (4 yrs 1 mo ago)

From:

REGION II TRAUMA AND MEDICAL CENTER

To:

TAMRHEY CONSTRUCTION

Value:

₱1,603,033.53

Project:

Construction of Roofing for Psychiatric and

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

REGION II TRAUMA AND MEDICAL CENTER

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 #4,933 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)
REGION II TRAUMA AND MEDICAL CENTER awarded it to TAMRHEY CONSTRUCTION on 2022-09-30.
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)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 632ad42223…b99704now …
2. Block Merkle root changed
stored 2e51722a68…3ec046now …
3. Block #4933 hash changed
stored 3da0629f8a…896411now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 257 records. Each step hashes the current value together with the sibling shown.

leaf 632ad42223e01e6da14fa5f2e4bdcbc8948b6938649d5e457fbc7652e1b99704
01 R 638698f249871e798f5af9bcc926d7f22772639b0aefbe49e58d6b3a4d22d193
02 R c1b268b26487daac9102580025dfca871f94c99c0661b919c4baedbacb4d5b08
03 L 57c7c08c72a1c49cccc955fcad230e573ac5fc9bc90b654fe8d72827e9974b3f
04 R 08532e3d8ffe7083f18e0b125bd1cfc06f446331962fdf9316970e0d74375433
05 R 181b91de1821dfd83f2c440ddd3f830163760073c4a686d4a5ce654d0746a987
06 L 3d6bf3414a16efbf0d93567db64c95b82282c2bd61494945eb578a482351035e
07 L 5951d1794463caa114025353ace26fecb2b78bc9161e2d069f90ec439fe1bf3d
08 R 58bf78719f43606e1d7e5c1f95198d860c469a20172902d1a69d6679bfccc627
09 R a0f631dc9513b3d1fa7d8b4660252dbaa2a49ac9bfee2455bc8ed3b189e68311
root 2e51722a68377373a2e8c9801847cb41e66322f56f4ea7ad4b775ea9bd3ec046