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 - CAMARINES NORTE ED Award a ₱4.8M contract to SHEAR CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

be2b0d142c95039e02785bc1f411e5e4ddb5c3f7b4817dd93dfac79aea2b2e68

Status:

Included and unchanged

Block:

#1,921 4,092 blocks after it

Position in block:

Transaction 78 of 108

Award day:

Nov 19, 2013 (12 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES NORTE ED

To:

SHEAR CONSTRUCTION AND SUPPLY

Value:

₱4,794,684.16

Project:

13FC0134 – CLUSTER M

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES NORTE ED

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 #1,921 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 - CAMARINES NORTE ED awarded it to SHEAR CONSTRUCTION AND SUPPLY on 2013-11-19.
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 be2b0d142c…2b2e68now …
2. Block Merkle root changed
stored 4b5574595c…df7337now …
3. Block #1921 hash changed
stored 683304c62a…d8a7d0now …

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

leaf be2b0d142c95039e02785bc1f411e5e4ddb5c3f7b4817dd93dfac79aea2b2e68
01 R be5aa3e7c36cc187f93e00a9e8fb21dec68207e9107e2d46566a36ed0aad7060
02 L 521e28df938d57480d116a982213758d5bf93cc18424376c16ec7705489c8a35
03 L 9ac7d4fe8358c0d84a7c4e3199ebb9070326bb9f2c65b87c0868aa2933867a51
04 L 53629e8f2403e071ea293a4a67740b0d2e5a137bf6b828ed0a19179b714fee13
05 R 69e7b71b9729bcebfe613acbe86afe6dffacf7caf25a4c3af7a0ac60e4c01a92
06 R af411bb1a8ccbc3cc5a6f184891ef7fe1468690d77e542866a229e9beefd2f90
07 L 70595dab0f6d69e4da8cc744f515d652060c22626f20eee5f8f7df3eaee0e353
root 4b5574595c7ba783bc6faf67e57614474286979c68157932b853853d23df7337