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 - ILOCOS NORTE 2ND D Award a ₱2.0M contract to BADOC BUILDERS & SUPPLYNational agencies

Transaction hash:

23c36718bc4c3db254e9bc06976f3bb92c6b9f91994679d1387a75748bf0c3fc

Status:

Included and unchanged

Block:

#1,572 4,441 blocks after it

Position in block:

Transaction 7 of 58

Award day:

Sep 28, 2012 (14 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D

To:

BADOC BUILDERS & SUPPLY

Value:

₱1,989,626.17

Project:

Repair/Rehabilitation of Maintenance (Revetment & Spurdike), Badoc, River Control, Barbar, Pinili, Ilocos Norte & Lubigan, Badoc, Ilocos Norte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D

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 #1,572 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 - ILOCOS NORTE 2ND D awarded it to BADOC BUILDERS & SUPPLY on 2012-09-28.
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 23c36718bc…f0c3fcnow …
2. Block Merkle root changed
stored 9d22eb0b07…e6fd2bnow …
3. Block #1572 hash changed
stored 22193d47f6…005de2now …

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

leaf 23c36718bc4c3db254e9bc06976f3bb92c6b9f91994679d1387a75748bf0c3fc
01 L 21610420c83e27954347f077feb785f154bb906c4302d1fb28e5e206cb235297
02 L 1b5ceae6fccd1a44abf725a0d949a3b24ee5562ec60ca9af8211a3f24e306bba
03 L 6b2dc239c42031c341a3bc5e49cbba194a77d2a6643b8ffd28cf0e8bc25861a4
04 R 9f2bf72c1ef6deaeff9fd2dbb47b5c7e99dfcd53cf9af92f67d632aac622e672
05 R 1eda3f8d05de28e9e41e28632acbe61cba2743281e1f02212609f237a8696785
06 R 49c39b2b86c1b031837d922dd1d7145ce897a03ac988a71403dafcc51e67a589
root 9d22eb0b0716f100ca3f3d4a1101e2e9b9e832e76892c200f5326629b4e6fd2b