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

TESDA REGIONAL TRAINING CENTER - DAVAO Award a ₱797.2K contract to MEGILA CONSTRUCTION DEVELOPMENT &AMP; SUPPLYNational agencies

Transaction hash:

efde93a498af1e9db4e5f41750aa7fcea252e8bef302d7dc1eb34d40c798aa40

Status:

Included and unchanged

Block:

#4,954 1,059 blocks after it

Position in block:

Transaction 188 of 203

Award day:

Oct 21, 2022 (4 yrs ago)

From:

TESDA REGIONAL TRAINING CENTER - DAVAO

To:

MEGILA CONSTRUCTION DEVELOPMENT &AMP; SUPPLY

Value:

₱797,208.44

Project:

RENOVATION OF DHRT AREA(FP & OFFICE)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

TESDA REGIONAL TRAINING CENTER - DAVAO

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 #4,954 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)
TESDA REGIONAL TRAINING CENTER - DAVAO awarded it to MEGILA CONSTRUCTION DEVELOPMENT &AMP; SUPPLY on 2022-10-21.
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 efde93a498…98aa40now …
2. Block Merkle root changed
stored bd6191bc9b…197f6enow …
3. Block #4954 hash changed
stored f645aafb44…880cc0now …

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

leaf efde93a498af1e9db4e5f41750aa7fcea252e8bef302d7dc1eb34d40c798aa40
01 R efeed6af131f0a53edc7bd3c612b542434334a1638a9d3696502d3cb42514d9b
02 R f0c194ae30ed9577014b46db6392764a85b5717d9c18cf50791d71d83a2e9f6b
03 L 1ebb6dd20f7e092885e098b3811f114133c6f88e6d77b5c3d7710084073c10c7
04 L d548514a43450ffba15cf60402ac0c76e3b671e167b61443b852fa64359adda6
05 L bcbcb85f4731ed68dedef22808fd5f9c619c4963c3eb3d8045c86084bc7b9da9
06 L 78647a022cb4c2240a48c389d1d5c984a7b4d9b517bd000defcad373937f0d59
07 R 9c5a9d3227e03c4e61a760a6c83b514b1a674c851881f4851790c7e19f3d8b91
08 L 2289f8bd180147814879884abb7ff5ebc5227b777c95433c116fac7a9ba53b91
root bd6191bc9b328cc5d23e6bb8c9c877f1654155d95ae34a01d0ff5e8591197f6e