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

SUBIC BAY METROPOLITAN AUTHORITY Award a ₱225.5M contract to NORTHERN BUILDERSNational agencies

Transaction hash:

fc6284b498843d36eddbcbf840b93444a364026aacbc2ad7f19fad0c9187f36e

Status:

Included and unchanged

Block:

#3,799 2,214 blocks after it

Position in block:

Transaction 915 of 927

Award day:

Jun 24, 2019 (7 yrs 4 mo ago)

From:

SUBIC BAY METROPOLITAN AUTHORITY

To:

NORTHERN BUILDERS

Value:

₱225,485,382.20

Project:

ROAD REHABILITATION

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

SUBIC BAY METROPOLITAN AUTHORITY

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 #3,799 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)
SUBIC BAY METROPOLITAN AUTHORITY awarded it to NORTHERN BUILDERS on 2019-06-24.
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 fc6284b498…87f36enow …
2. Block Merkle root changed
stored f6b9d3d0e4…6cb562now …
3. Block #3799 hash changed
stored 81b0f0976a…b5ed7fnow …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 926 records. Each step hashes the current value together with the sibling shown.

leaf fc6284b498843d36eddbcbf840b93444a364026aacbc2ad7f19fad0c9187f36e
01 L fc0fde2e5bf53cfde2f515f17dd0bd50b60f456732271a0a0db80dd6b7ded54a
02 L 6f4cfc1834205661b6b970a009fc384c00aa901995da43ce8ca9acaadd308d62
03 R 186fef2b49f7ae119811f035b406dba9fc526b4a03a1bca0fca458bd9b195722
04 R 8d992117d55584c07301f967361d019b284897b32abdfe4cb613e1ce1543a65e
05 L 7f4f54a811f268eb201f8477c68ca4b177bc1fc4aa0295720fbcbabb463db178
06 R f040184900b4a651930ce791b14612aabc9745b50fd6e57c428a5d96f0018bf5
07 R 7ff5a80c4ed83d884bdcc6d057122ca8a463abc9f10a7268686d25993e46ac5f
08 L 429c41d8251ecd2718bb7a29867ba50653713569f5684ee8d2413da177556ecb
09 L 3387af84e5f8e1a54b68c2db1c480dd44d2eec74d7f6709402ade48946f9f5a5
10 L d7a5abdabf635d582503b15e2ea434ebc58b452d4f510a1146d81c4ee6c5dc19
root f6b9d3d0e445791d9f4b40a5acb5083ab6ad8a963852eb1add6bf40d176cb562