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 ₱2.0M contract to ALPHIN TRADING AND CONSTRUCTIONNational agencies

Transaction hash:

a7906933baae5b1420aef6bd9dfb83135fe1ee11f24af37cbb9c7b0aae968269

Status:

Included and unchanged

Block:

#2,231 3,782 blocks after it

Position in block:

Transaction 74 of 108

Award day:

Nov 4, 2014 (12 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO

To:

ALPHIN TRADING AND CONSTRUCTION

Value:

₱1,960,199.10

Project:

Construction of One (1) Storey; Two (2) Classroom

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 #2,231 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 PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO awarded it to ALPHIN TRADING AND CONSTRUCTION on 2014-11-04.
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 a7906933ba…968269now …
2. Block Merkle root changed
stored 75dbe7afdd…5bbb68now …
3. Block #2231 hash changed
stored 0ecadf747b…11ecf0now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 107 records. Each step hashes the current value together with the sibling shown.

leaf a7906933baae5b1420aef6bd9dfb83135fe1ee11f24af37cbb9c7b0aae968269
01 R ae0c93579a64d12d70ca96b44abcce85a0c4bb3138de917b112ee24881ef630c
02 L ed9a335e901b4bda6d37338169a44ad121bea6c2dab8e2255f0ddb38fc4e4272
03 R adcb0ff6607b75b48e019b4a6027350bdc8924f39ae80f8e24b1a727d06fa378
04 L 14e79e3c157c5055d57eede09f13c2ec1725afc5229eade565dac97e2d48cb1b
05 R a4eae2ccf67239bc04077277cef7c94c7fa97deb00eeafe24f1fbd3a3415369b
06 R 5951a4e413cdf76f64590941cf5702868c60a419e64c60c78ea963071addbca5
07 L 5feab41f21c2e93c3c00a3e9c2ef4d04b10532232d0b8885431a8efaaedb26b6
root 75dbe7afddde9a3e739d1f5c3f7fecd2988299fd30877d7d9e077313de5bbb68