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 - MIS. OR. FIRST DEO Award a ₱915.1K contract to WDM CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:

3d25773b3bb25b64fb2fbd139ea55bf22345c6ea60c81107d77c1bd57ad297d3

Status:

Included and unchanged

Block:

#1,371 4,642 blocks after it

Position in block:

Transaction 14 of 57

Award day:

Feb 6, 2012 (14 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OR. FIRST DEO

To:

WDM CONSTRUCTION AND SUPPLIES

Value:

₱915,069.48

Project:

Invitation to Bid for Contract ID 11KK0066

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OR. FIRST 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 #1,371 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 - MIS. OR. FIRST DEO awarded it to WDM CONSTRUCTION AND SUPPLIES on 2012-02-06.
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 3d25773b3b…d297d3now …
2. Block Merkle root changed
stored 48a84f52f1…5fd158now …
3. Block #1371 hash changed
stored 9de7d7046e…fdb087now …

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

leaf 3d25773b3bb25b64fb2fbd139ea55bf22345c6ea60c81107d77c1bd57ad297d3
01 R 3f239b0761290357c79082900f61eaad84739089ad46f4a2a6bb3c1ade6c18fc
02 L 7445270139e9faa5f038fad6c590c4c5aba90c123fda7680209b3cf2eb6eb625
03 L 1267f9894132a0483f0729ee7e110ed846fcbe67926fea058dbcfeaee050ed77
04 L de00712e2b592b7cd30b1e9019eb1a2ee8e06b66ce458b3c0c84dab83cea6487
05 R b125165037f5a6fbc53bed0f80b9ecbd2b07e85e2aa932dc1b92c37f5d8c8b1d
06 R 602d336ce9b6aa6ad9a44f396085998ea1efebf5da947d5db9e37136bbacf842
root 48a84f52f152a8a25cb3809db218d6dccaf402907c7539077b34524c515fd158