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 - SURIGAO DEL NORTE Award a ₱6.8M contract to RADIAN CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

5990e1d018f14e8aef35ddfd18c35be6ac90f9b0f0a4910b8f927e97f5e56c0a

Status:

Included and unchanged

Block:

#5,374 639 blocks after it

Position in block:

Transaction 11 of 34

Award day:

Dec 31, 2023 (2 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SURIGAO DEL NORTE

To:

RADIAN CONSTRUCTION AND SUPPLY

Value:

₱6,750,040.81

Project:

23NF0110REPAIR/REHABILITATION OF 8 CLASSROOM IN S

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SURIGAO DEL NORTE

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 #5,374 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 - SURIGAO DEL NORTE awarded it to RADIAN CONSTRUCTION AND SUPPLY on 2023-12-31.
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 5990e1d018…e56c0anow …
2. Block Merkle root changed
stored 91ca8ad50d…cbc354now …
3. Block #5374 hash changed
stored 3fc28c005f…c3eadcnow …

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

leaf 5990e1d018f14e8aef35ddfd18c35be6ac90f9b0f0a4910b8f927e97f5e56c0a
01 L 5723d9bb27b6bb2c7442b304cdc54114af9f763f24f7322c73c4ae32ff127daf
02 L 9deb487bdc6e893a100d321a9875093f67bf844a07bf87fba4d9e882f6c91750
03 R b2bfe672f6621315e35e1e963c9853c2d9829cc4df36b054bb66c6f385aa949a
04 L b7bda86b5acd515852251ba518d30d7498c5b35738c96c916bdb2e9e6ffdffae
05 R 0579c2cc187865a18c4a276e38303bafddee5bdab6ad4287f9427a8b950014db
06 R ca4ef390c892fda6f9de89d1a4e459752aa9bb95464be313e614d11d110c3dbe
root 91ca8ad50dfc4b09e1ec6326bd54a3e713257a0b6ef3b28508cc8ad9f7cbc354