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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO Award a ₱38.9K contract to 838 TECH UNLTD. CO.National agencies

Transaction hash:

fc394e5aacc37c662452d5ce3f175ad2436cb90ef54a6ba23cf030824c9aa057

Status:

Included and unchanged

Block:

#1,604 4,409 blocks after it

Position in block:

Transaction 78 of 80

Award day:

Nov 6, 2012 (14 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO

To:

838 TECH UNLTD. CO.

Value:

₱38,900.00

Project:

Procurement of Supplies and Equipment for use in the Conduct of Preliminary Detailed Engineering Works of FY 2013 & Other Infra Projects, Iloilo 1st DEO.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO

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 #1,604 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO awarded it to 838 TECH UNLTD. CO. on 2012-11-06.
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)
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 fc394e5aac…9aa057now …
2. Block Merkle root changed
stored 6b808785d3…abfaeenow …
3. Block #1604 hash changed
stored 54ba90c733…210748now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 79 records. Each step hashes the current value together with the sibling shown.

leaf fc394e5aacc37c662452d5ce3f175ad2436cb90ef54a6ba23cf030824c9aa057
01 R fca1dedb6b11faa33bd920a4777a3df7dea235335ff755af0b4c0cd1d2f0a6fc
02 L 1e8bbdac0e105126d8f00242c25f85da5f68c929ef7f3f39901015caa55b323f
03 L 5bc594c4ff88f996f5757b2878bde8bd12d385dfbbe1dd257b94c33eada66ff6
04 L abad019e3d684fba873621632ddebf957cd7abfc7580dfbe292288dbfedee512
05 R 95d199b3bafe61fda81496661376dc5d69f9578455cc5028c6fdff82f75b7f85
06 R 639749ef3847bc0a00bb7554484e9d1b651d77c374a8e9ad3fd0bb078f96298a
07 L 87e4a0972ebf57bb38cdf055e9feedd39d07121d8f350e718b4e40d3c4dffb75
root 6b808785d3453b6fb7e0349b4d4df7eddc7479849b4494da710c5aac1cabfaee