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 - ISABELA 2ND DEO Award a ₱1.9M contract to E.S. PUA CONSTRUCTIONNational agencies

Transaction hash:

990a8a8108fa79c613cbccbbb22397504ecc9ece216975551e16b40826499011

Status:

Included and unchanged

Block:

#2,996 3,017 blocks after it

Position in block:

Transaction 129 of 201

Award day:

Feb 21, 2017 (9 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND DEO

To:

E.S. PUA CONSTRUCTION

Value:

₱1,880,987.91

Project:

17BF0035

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND 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 #2,996 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 2017 LFP", i.e. the FY2017 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 - ISABELA 2ND DEO awarded it to E.S. PUA CONSTRUCTION on 2017-02-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17BF0035: 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 2017-08-03). 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 990a8a8108…499011now …
2. Block Merkle root changed
stored 7a15f1d679…0678banow …
3. Block #2996 hash changed
stored 27e963e27a…134b50now …

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

leaf 990a8a8108fa79c613cbccbbb22397504ecc9ece216975551e16b40826499011
01 L 970dc94df405a700fb644ac52f6373f355ffd4e9b42fcbd57b514fae5f2720fe
02 R 940176d8e6c25a22544dac4749c51f06c86125d583e60cdaef458070720b69e7
03 R 3ab71fd9f02b3128b9e48dc6c6433a884071c39f210718c02ceaada81825211b
04 R 90d6cb5475f976100608214649c1e25d55b39441b6a44041f1b72f5daecbfab2
05 R e410d5800700b385eca7a75c271826cbbb083d46b4957e14f0db6f226f5c0dea
06 R 79e35eeeca1e14977a0627f984d01baca37a62c51dddcf6861fb3f55fbb4136e
07 R 6d69c7c7f6c9a548be18348f8389dd6a9144af0f63d995afbd8ef2ca95bceddf
08 L 1b13fc136658d87fa6b2d4da576e88e00f3e81ee69e1d9781e068857d3add2ad
root 7a15f1d6790d7563073e667af6f9f5037c7eacab7fad1ffa3dec72dcbf0678ba