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 - NEG. OCC. 4TH DEO Award a ₱1.4M contract to JAIME B. CHING ENTERPRISESNational agencies

Transaction hash:

3b8cbdfd0c673f992febaf5490d71c9123ace13b35ae4a9329f4f6120218374e

Status:

Included and unchanged

Block:

#1,260 4,753 blocks after it

Position in block:

Transaction 11 of 44

Award day:

Oct 5, 2011 (15 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 4TH DEO

To:

JAIME B. CHING ENTERPRISES

Value:

₱1,395,781.95

Project:

Construction of Roads at Don Salvador Benedicto (Carmen), Pont., Neg. Occ.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 4TH 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 #1,260 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 - NEG. OCC. 4TH DEO awarded it to JAIME B. CHING ENTERPRISES on 2011-10-05.
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 3b8cbdfd0c…18374enow …
2. Block Merkle root changed
stored cbb9288a2c…55dd30now …
3. Block #1260 hash changed
stored a22a6baf33…6c4c90now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 43 records. Each step hashes the current value together with the sibling shown.

leaf 3b8cbdfd0c673f992febaf5490d71c9123ace13b35ae4a9329f4f6120218374e
01 L 35031faa5c8067be36eca20aa2d1e72ccc10b4ae8da543e65671d04978b97e39
02 L 90319bf27c42a0dbdce98e8473af177194a8f70208e33051d73212db2c4a64e6
03 R 114a8042e27b6f6fad75226441736200b564c217f4613859d1f325009294e1a3
04 L ddc3f090319828c321a2c82f998ac918bc9b6650be445b2e7dcc15daf702183b
05 R 6695a1c8bfa557252402737eae6ca6f44c29d06d76692b34d6ed45696a70abf2
06 R 5b6dc5d961cd851cc11959df1c6a5376edf7d68ba0bea64528ce6e40cfbe7dc3
root cbb9288a2c4671ac963b108cc5656f9eb06acefca683bbffc8eb1d631d55dd30