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 ENVIRONMENT AND NATURAL RES. - PENRO N. OCCIDE Award a ₱738.8K contract to TMTC CONSTRUCTION AND SUPPLY CORPORATIONNational agencies

Transaction hash:

076c15c8e73b3fcb20105d860d6cd1e41474f1d6df295f7c718dcfd1ac64d7e9

Status:

Included and unchanged

Block:

#5,117 896 blocks after it

Position in block:

Transaction 0 of 9

Award day:

Apr 8, 2023 (3 yrs 7 mo ago)

From:

DEPARTMENT OF ENVIRONMENT AND NATURAL RES. - PENRO N. OCCIDE

To:

TMTC CONSTRUCTION AND SUPPLY CORPORATION

Value:

₱738,849.30

Project:

PAMO Office Perimeter Fence

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF ENVIRONMENT AND NATURAL RES. - PENRO N. OCCIDE

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 #5,117 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 ENVIRONMENT AND NATURAL RES. - PENRO N. OCCIDE awarded it to TMTC CONSTRUCTION AND SUPPLY CORPORATION on 2023-04-08.
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 076c15c8e7…64d7e9now …
2. Block Merkle root changed
stored b2d7fef677…2eaafenow …
3. Block #5117 hash changed
stored f1ae4443a8…e524cdnow …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.

leaf 076c15c8e73b3fcb20105d860d6cd1e41474f1d6df295f7c718dcfd1ac64d7e9
01 R 2258ac91cdaa4b397280d7238751090ded63daaa72a0a9d73826ac58ab86abb5
02 R 6ffbc9b9d1400e610ade13ae1c43a4d15f4f46229c9b2cca4a986fc82fe411e4
03 R b983e2636ab0f8307bb138ce6d5d8a67ad82af214a3edcd75aa221dbb293c4a2
04 R ba6d82a491f8ea1ab00534cdbfaa85a7d7cc131b76d36ba4e8cfe064b1f5914e
root b2d7fef677ddee189cd4615e647fa7281cd73ba72643bf0f7a330206802eaafe