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

BARANGAY LOWER BICUTAN, TAGUIG CITY Award a ₱1.5M contract to ST. IVADZ BUILDERSBarangays

Transaction hash:

ffdae49bf4bfec06fa2fa8d8ec7bed21b8555d397806507457c6016ecf03249c

Status:

Included and unchanged

Block:

#4,313 1,700 blocks after it

Position in block:

Transaction 109 of 110

Award day:

Dec 21, 2020 (5 yrs 10 mo ago)

From:

BARANGAY LOWER BICUTAN, TAGUIG CITY

To:

ST. IVADZ BUILDERS

Value:

₱1,485,000.00

Project:

Construction of Road with Canal at Bayside

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY LOWER BICUTAN, TAGUIG CITY

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 #4,313 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)
BARANGAY LOWER BICUTAN, TAGUIG CITY awarded it to ST. IVADZ BUILDERS on 2020-12-21.
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 ffdae49bf4…03249cnow …
2. Block Merkle root changed
stored 7c6856332c…3f7123now …
3. Block #4313 hash changed
stored ca3b82d883…f7b33fnow …

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

leaf ffdae49bf4bfec06fa2fa8d8ec7bed21b8555d397806507457c6016ecf03249c
01 L ffd9b248a50a9b8ab73d0e86e9504a52d2eb694931823696da1e08b9bac93564
02 R 9199d7805f72dad663c2db401a6153760bdf58a8f19363ebd52fa9215b9a9562
03 L 2a7b1c895dd09548a9c67755afc2ba017ce999e3902b6b91d6ce274a4c230f38
04 L d0d230b92bafb252a831e7f77d994ec3d2b2ca789a43af744f2b6f33e6c7168c
05 R e04825e2fc1bc37b502b7aa3fe4f26e0e3fc887d50a0f30cb4124ca3dfc2fcbc
06 L eff14cf3db105fc9d1c24d899585ff1a674f30be12aeb73d04e82642b77bc62a
07 L a8e3adf3d541a437bb4de5da129952b88879dd86972c2e2ac989adb5e436c192
root 7c6856332c27e73ba7c51c37e46755cab5f875a8eb361684b52e18bcd73f7123