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

VICTORINO MAPA HIGH SCHOOL Award a ₱91.0K contract to SHERF BUILDERS CORPORATIONNational agencies

Transaction hash:

de06fe87fbdeb67f3d19d73fc3d84f6d69723d48f80ad9b885423e5366f8eccd

Status:

Included and unchanged

Block:

#1,098 4,915 blocks after it

Position in block:

Transaction 23 of 26

Award day:

Mar 18, 2011 (15 yrs 7 mo ago)

From:

VICTORINO MAPA HIGH SCHOOL

To:

SHERF BUILDERS CORPORATION

Value:

₱91,000.00

Project:

Repair and Rehabilitation of Science and Mathematics Classrooms

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

VICTORINO MAPA HIGH SCHOOL

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 #1,098 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)
VICTORINO MAPA HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2011-03-18.
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 de06fe87fb…f8eccdnow …
2. Block Merkle root changed
stored dbb8ed3e07…d47a5enow …
3. Block #1098 hash changed
stored a0b34e0966…ce8b6bnow …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 25 records. Each step hashes the current value together with the sibling shown.

leaf de06fe87fbdeb67f3d19d73fc3d84f6d69723d48f80ad9b885423e5366f8eccd
01 L db05ee8395579159fc179a58227168554e31c0d8e1e4db61e800929d5aa2ad8a
02 L 0399200355e1c9fe980865de9f324fe7379022e412f3344a2e45e535ccf233cd
03 L a997b3484fdb4483c72448e82701b29326a50855f335e3cf4135f780977a9431
04 R 6d85b8eaa5a2c1e9d60d7606e5ee39f6371a35d5e1622ed576c9bdcd081c1b4a
05 L 89684576a180f8826a33fbec4c6a4dff5f4bc74ffeb99b2521a73b783d8c324a
root dbb8ed3e07e4bae0a7bb6c2a6249a41036a8a318cc0ffb6081f55233d9d47a5e