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 - ABRA ED Award a ₱4.7M contract to 739 BUILDERSNational agencies

Transaction hash:

16bca2db71ba4e9cb5401b22541d5bec6967ced5ca2be3fea34874a87f725949

Status:

Included and unchanged

Block:

#5,107 906 blocks after it

Position in block:

Transaction 68 of 665

Award day:

Mar 29, 2023 (3 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED

To:

739 BUILDERS

Value:

₱4,739,617.71

Project:

23PA0059

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED

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 #5,107 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)
DPWH lists the funding source as "Regular Infra - GAA 2023 CSSP", i.e. the FY2023 GAA. The exact UACS line is not given.
Partly
Open
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 - ABRA ED awarded it to 739 BUILDERS on 2023-03-29.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 23PA0059: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2023-09-10). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 16bca2db71…725949now …
2. Block Merkle root changed
stored 3ae50467ec…5a81bcnow …
3. Block #5107 hash changed
stored 42378346ce…52a00anow …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 664 records. Each step hashes the current value together with the sibling shown.

leaf 16bca2db71ba4e9cb5401b22541d5bec6967ced5ca2be3fea34874a87f725949
01 R 171d04fec723ebb185bc2be8a682d8cc63284213046d29d25865688771f4557a
02 R 7a28cb82cd73013288857fb24194537d60c976b958e2ee4a01674c04267e256c
03 L 998d7fd24cedc9a2b42e22cbc48f517976b0d218fd30af75c1ec2af6f699ba64
04 R 7724777fd0c13d4da70e651846a27106ed16a13a3ce7ef8b2017abf18ea68618
05 R 0d6afc614254841fc06a7bcc8b4b770f42a09900d28fdc5aabeebbf1a094c00e
06 R 455a32a9e1b0e7c1a82226b5f2659467887253017aa471082c79fdf3fab21ea9
07 L 1389ed7796b0b5691307c0f84e476d9b6cfd70dda10103c5588f450281589437
08 R 4083da08fde280add84aa7965b44267babb0185d26ebc59258cf20cd8ed1b3af
09 R c90322a157f480728465c2bb610148f666c28b8150cb97abf0a264e402a568ef
10 R 5730656c17ae4460aed73eeae477470a143e7114a6ae78a90b6460f4e5514f2c
root 3ae50467ec47d6b70a2d05fa553dc68807f841a7aa1476482fa05ef7735a81bc