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 3RD DEO Award a ₱3.8M contract to CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERSNational agencies

Transaction hash:

06e8fe3c34eb6f703e817455875d8c9cbc49208c1bdf047cdf0354d154f88962

Status:

Included and unchanged

Block:

#782 5,231 blocks after it

Position in block:

Transaction 0 of 27

Award day:

Jan 22, 2010 (16 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO

To:

CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERS

Value:

₱3,818,007.11

Project:

Asphalt Overlay along Alicia-San Mateo Road, KO357+000 to KO358+000, Alicia, Isabela

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 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 #782 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 - ISABELA 3RD DEO awarded it to CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERS on 2010-01-22.
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 06e8fe3c34…f88962now …
2. Block Merkle root changed
stored 7cd614c363…4a2976now …
3. Block #782 hash changed
stored 37da2376b4…4655e9now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 26 records. Each step hashes the current value together with the sibling shown.

leaf 06e8fe3c34eb6f703e817455875d8c9cbc49208c1bdf047cdf0354d154f88962
01 R 0adb29f37fbc953de0994e809fc11ea2e1f2542cca78433247b5a0b0306c5be6
02 R 82a067cef869f85b72a127ffa272c6bbd30cffd1f9f4846b8140ab5302a783f5
03 R ae3eabd3a6b3e1aab82ae798f1b5751d1daf5534d5b02caa5ceaf64f3f42a5d4
04 R 04b4db6f061050dcdff27571c418f6c66513e33c5a6140ed21cfbba0346123bb
05 R 5f2f3ab9bdd2b67b42a9fa7e63621cd160686d3deea0e6f4d9eab321b7630faa
root 7cd614c3633436b63f93c4cb7a4211285a758856a8f2df35f83d69fc064a2976