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 NE2NDDEO Award a ₱18.1K contract to JULDAN BUILDERSNational agencies

Transaction hash:

46408cdc49c1d4c3a9db07cde8110acf09277ab69fd1c6ff6d83747e57877b0e

Status:

Included and unchanged

Block:

#2,143 3,870 blocks after it

Position in block:

Transaction 28 of 121

Award day:

Aug 1, 2014 (12 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS NE2NDDEO

To:

JULDAN BUILDERS

Value:

₱18,145.79

Project:

14CF0008 ( E )

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS NE2NDDEO

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 #2,143 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 NE2NDDEO awarded it to JULDAN BUILDERS on 2014-08-01.
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 46408cdc49…877b0enow …
2. Block Merkle root changed
stored dc10362ebc…20364bnow …
3. Block #2143 hash changed
stored 9358cf455a…67d19anow …

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

leaf 46408cdc49c1d4c3a9db07cde8110acf09277ab69fd1c6ff6d83747e57877b0e
01 R 475b96a84f4ed245cc7462ad2b949b85d8b42a64abed18ab9bca10e5a685c0e6
02 R 31aff889a58c5b1a96981191634405cf0ae9206a08cc1babab79769a7fc7555d
03 L 4d7684524718bdd3ce2bee82012239da3923162e68ece992d66b5a226be84131
04 L 274764d3fd1bb150e3c6d6b3beeb1c866a235ec61c62105abbb977656eb61b67
05 L 6ea212380b3239a0e8dc563d74d243febaf7a09079a420bc9f2de4ba2d24ad8c
06 R 02e1e2001b5fcbec4543da4e0e489cc52dd16d56da66855de208696b37a9c096
07 R 4903d79d7a12ceef1f7e9d5821cb6ce13e4191606a6cdda47b4ff03e7303a280
root dc10362ebce4b4e9ecc836e85ca63ff77b3f6a8d94008f4cf662b1efa020364b