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 - PANGASINAN 3RD DEO Award a ₱4.7M contract to 2-R CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

bc6840f4fa6a88d2a017d6a0169f3d223a0c95b3b1c08d2b2b710aac3aac533b

Status:

Included and unchanged

Block:

#3,949 2,064 blocks after it

Position in block:

Transaction 153 of 208

Award day:

Nov 28, 2019 (6 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO

To:

2-R CONSTRUCTION & SUPPLY

Value:

₱4,725,126.51

Project:

Concreting of Brgy. C. Lichauco,Brgy. Tayug-Brgy.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD 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 #3,949 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 "Outside Infra - GAA 2019 DA FMR", i.e. the FY2019 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 - PANGASINAN 3RD DEO awarded it to 2-R CONSTRUCTION & SUPPLY on 2019-11-28.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 19AI0395: 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 2020-01-02). 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 bc6840f4fa…ac533bnow …
2. Block Merkle root changed
stored a1d4f253a7…8f1cb2now …
3. Block #3949 hash changed
stored 7d4bc868b3…dfa980now …

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

leaf bc6840f4fa6a88d2a017d6a0169f3d223a0c95b3b1c08d2b2b710aac3aac533b
01 L bc37503fb4981cb1bdce8d6f7fc16a693ed61373784eccfff6c23d1c3e086bbc
02 R 5f4864390983964a6b8615fb7ba676a1a72e457b21df9ff4db5f0bfe55a7e697
03 R 97d389513242ce62b1f3e84cc01f937044e8513139c43db185d222d81ca93aa8
04 L fd56b112a510597c15fd740fdd36fffea066710fff2be7cb1b2eb7edd73de7f0
05 L ff967cb4c89037e7871671d1b81fc30bdeeb88b9eb9730cc993e9e97fa1db889
06 R b46e6a119a344f9b2def4d118843823291dae4a88e94c6e7676948d00e4f5226
07 R cd90b05fb2491a568647a83b1edd009d1b9fec9c675f102609aa45b847814b53
08 L 1ab076e230a7459d3973c55ad48eba682578b53c078ff9473b52a57ece2adb2b
root a1d4f253a7ce7136d61165663d7068a1b85be41bf8eebd8ae9512e6b468f1cb2