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

CIVIL AVIATION AUTHORITY OF THE PHILIPPINES Award a ₱38.0M contract to C.B. GARAY PHILWIDE BUILDERSNational agencies

Transaction hash:

a4de81d330704eec44e4d6faa935164907ee9b8b78a4a3ffbbd300c6c9ec5af0

Status:

Included and unchanged

Block:

#2,266 3,747 blocks after it

Position in block:

Transaction 74 of 112

Award day:

Dec 9, 2014 (11 yrs 11 mo ago)

From:

CIVIL AVIATION AUTHORITY OF THE PHILIPPINES

To:

C.B. GARAY PHILWIDE BUILDERS

Value:

₱38,009,391.67

Project:

14-124-08 REMOTE APRON PARKING AT TAGBILARAN AP

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CIVIL AVIATION AUTHORITY OF THE PHILIPPINES

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 #2,266 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)
CIVIL AVIATION AUTHORITY OF THE PHILIPPINES awarded it to C.B. GARAY PHILWIDE BUILDERS on 2014-12-09.
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 a4de81d330…ec5af0now …
2. Block Merkle root changed
stored 9a78344abf…17186anow …
3. Block #2266 hash changed
stored 57cdd4bcf0…edc366now …

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

leaf a4de81d330704eec44e4d6faa935164907ee9b8b78a4a3ffbbd300c6c9ec5af0
01 R a83c75477ead810d32cc507c450ffaf1c4b433c65d10bea1f10db4a3054c8cef
02 L 50e25667bde3dc6b8131ddcf165927d10ed14b8b6e9a456cca2d147febe569a5
03 R c77a1832fae5771e3182bacf9a0e36938789e4b397a94ebcb829eeeda3171bf3
04 L 75e2e5779d5081ce3a2a8f00cdc626a59c73695e6097c9efeecdfaac4e0e74c4
05 R 4051a4a1b0d759fed28b8a52a3aaeb6ab6c4c9c850e6da81283d2d949e4d2cd8
06 R cf4816a06b4f97051e7cfdd23cd78a9f79bfbf3f860c800dc547e18d1d2a7ebf
07 L cca2503878f07a2f51dd7c63120f3a6399d898fe7905c58ac8c359f197c19b90
root 9a78344abf5dd1321119c17e2949988ced82a20017fbdc0c095d15f90a17186a