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 SAN JOSE, ANTIPOLO CITY, RIZAL Award a ₱595.0K contract to HANNAHZIEL BUILDERS AND SUPPLYBarangays

Transaction hash:

7b59cefc3603754ed7f264b2d8ecd871cabac3069d096fd34723618443a6ca88

Status:

Included and unchanged

Block:

#2,051 3,962 blocks after it

Position in block:

Transaction 42 of 81

Award day:

Apr 15, 2014 (12 yrs 6 mo ago)

From:

BARANGAY SAN JOSE, ANTIPOLO CITY, RIZAL

To:

HANNAHZIEL BUILDERS AND SUPPLY

Value:

₱595,000.00

Project:

Repair / Improvement of Barangay Hall

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY SAN JOSE, ANTIPOLO CITY, RIZAL

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 #2,051 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 SAN JOSE, ANTIPOLO CITY, RIZAL awarded it to HANNAHZIEL BUILDERS AND SUPPLY on 2014-04-15.
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 7b59cefc36…a6ca88now …
2. Block Merkle root changed
stored 0ad719425f…0ed44enow …
3. Block #2051 hash changed
stored f2c22fda51…509926now …

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

leaf 7b59cefc3603754ed7f264b2d8ecd871cabac3069d096fd34723618443a6ca88
01 R 7e58b03a646afa13ec2dbcbc3ef3bd6e09f32c7e2a0f1c0ea5baccf48ad06f4f
02 L a09e3304644b6aed6dd633f382a8f566a39a3f3d1a016d8c32c1b8c125b87cef
03 R b4b3de7ef7aea2356e0f0eda0d062215786332ed75186e003315573b050d8be9
04 L 158fd4cdbf54b944349c615594a2fdc6625f087fa9a9a88bd1a3fe8ff77709bc
05 R 4880742d67099f2ac4a972f66d4598a9f35c05bbd6cf750e2fe5a0336bc24d94
06 L 973d10b79da1518c362f0715dc5aea6c70078eab41d96aef5d70ff65065522a3
07 R 5788050b0ddacf768738ddca2ddbb7656b2d98382c8642ee11b82ef1ff28f5c7
root 0ad719425f8cbf025498624756866032770fec3e6b7b26b13b0add56660ed44e