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 ₱491.4K contract to CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERSNational agencies

Transaction hash:

7fb8eaa51d6c81841b25b1faca1c476182b830778449500f9e34de8cde1c2476

Status:

Included and unchanged

Block:

#1,330 4,683 blocks after it

Position in block:

Transaction 45 of 93

Award day:

Dec 23, 2011 (14 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO

To:

CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERS

Value:

₱491,407.89

Project:

Construction of Multi-Purpose Building (Women's Center), Angadanan, 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 #1,330 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 2011-12-23.
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 7fb8eaa51d…1c2476now …
2. Block Merkle root changed
stored 7465832db7…cdf896now …
3. Block #1330 hash changed
stored ad23e41d46…9ece92now …

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

leaf 7fb8eaa51d6c81841b25b1faca1c476182b830778449500f9e34de8cde1c2476
01 L 7e4339c1096f94838131033b1b7a43292bcb3a4facbd01d230f8d6f73f9e6026
02 R a5da68f43459f178aec12ffdae9a039d314e95d805270c5310dcc140198e6c20
03 L 4b4851d4ec30d94b253d2ec20dcacfa09a74ac8c253875b37dcbce3b04daab26
04 L 802e2186e7894b6c93f382d8a9bd3673b82fa943346d5be2701ea70da5031aaf
05 R b851b502a9d8fe3a6977007415c0ec9170d5bb9f2910d2a57a09617b05469943
06 L f351ec1013a70fc22bb8ca622fd5ff4f4e1fe33d4d7a69b61229803feb18140c
07 R 0dbeaab4307123eaaee601bf8ef641fb08939b3477e510f22f9cfae0d33633a6
root 7465832db7e5230d16573c32cbecbf3dca0fc38efcca40e41da91b09f9cdf896