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 - LANAO DEL NORTE 1S Award a ₱7.2M contract to H&W CONSTRUCTION SERVICESNational agencies

Transaction hash:

6ff9efa2199aa244ee74a1cb58ea4e0aace7f265f3ef2d07cbc92fa61cf346ed

Status:

Included and unchanged

Block:

#5,266 747 blocks after it

Position in block:

Transaction 101 of 238

Award day:

Sep 7, 2023 (3 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 1S

To:

H&W CONSTRUCTION SERVICES

Value:

₱7,194,052.90

Project:

23KF0131(Rebid)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 1S

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 #5,266 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 - LANAO DEL NORTE 1S awarded it to H&W CONSTRUCTION SERVICES on 2023-09-07.
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 6ff9efa219…f346ednow …
2. Block Merkle root changed
stored c3e83bbfbf…a1b457now …
3. Block #5266 hash changed
stored 0a4d6c50b3…fc2c61now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 237 records. Each step hashes the current value together with the sibling shown.

leaf 6ff9efa2199aa244ee74a1cb58ea4e0aace7f265f3ef2d07cbc92fa61cf346ed
01 L 6f3a186b331fa75f8084c58fe6b4ad305aaba2e47ff63d7fad1313a66b5cecce
02 R 75325dcefaa719aebb0cc69b4d6305c0faf304a5c8577a92f4865dcc622bbdea
03 L 48adf670eac6ed9ff84620eeba250314258786e937b8d329f819ced41f2c244c
04 R 001497d15f1818ee4261bfb4ea4e54795e4106e22ae5320cea8cfc2b2121cfb2
05 R be889ace709106fe71c21906793f1e2b87022951f85b4f3c4eb11ec56ba5c09c
06 L bb5517bdc8c68db73d1e7db2ce1a9a5e7748e80e8c1a535ad34f1dea1b3799e9
07 L 018b917fc7b8c927f36556e2cf44e517aca4c30237c795e201a70309dcf8c67d
08 R cfde9d30b7bf46aa92d63b95729ac745ce0ae9c0c7b398e85cd0fd9335730c8c
root c3e83bbfbf4b61fdf504331b1e25b9a6059459c88fb1360c92024f6a90a1b457