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 - REGION IV-B Award a ₱84.6M contract to GOLDROCK CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

f90cc1b41188ee131dd40b5fdcade685023b42b6e56f111a13358f77470c4b8f

Status:

Included and unchanged

Block:

#2,097 3,916 blocks after it

Position in block:

Transaction 127 of 128

Award day:

Jun 9, 2014 (12 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B

To:

GOLDROCK CONSTRUCTION AND DEVELOPMENT CORPORATION

Value:

₱84,624,276.44

Project:

1400000000000

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B

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 #2,097 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 - REGION IV-B awarded it to GOLDROCK CONSTRUCTION AND DEVELOPMENT CORPORATION on 2014-06-09.
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 f90cc1b411…0c4b8fnow …
2. Block Merkle root changed
stored 0715926950…54a6d6now …
3. Block #2097 hash changed
stored 51a0ae1b2e…7c43ddnow …

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

leaf f90cc1b41188ee131dd40b5fdcade685023b42b6e56f111a13358f77470c4b8f
01 L f8a4485eea7f7bc32a57a0c19dcbfc2625d08557a5114771d95fc801a87283c7
02 L 1dfcf26f2bab9c8bb2a29f2663b0c05a44088c5ee66f391419944b011f0fb934
03 L 2cd44c1b213678fa8221ed08b94a1c04759bc6ebd6d12e313d946b5cbe683590
04 L 5e27b9bf4850cb9eea177db757b177d6550e9e1b7e6ecbf5aa8243aded2dd8bd
05 L 46bca56f88f3cadf647571731d684ffd06129f6a32e61a7a050855830c8942d6
06 L 2e237b393036e667fc4f99f4b8ef99fb0a8dc8adb4d01cdbaecbafa19b354164
07 L ea67f65e98ba0ffc65dc96ce76f4a969d292b27e26f250f3fb6a5be7d332a4e0
root 07159269503f0f81b44dea2fdfac135042e1bb4518010ba062cbdc710054a6d6