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

AMPARO HIGH SCHOOL Award a ₱198.2K contract to AM & EN HOUSE RENOVATION AND REPAIR SERVICESNational agencies

Transaction hash:

4e0e059ca487b5074b7dc6931d67733bc06ff4d7989c74fa5579933490574226

Status:

Included and unchanged

Block:

#2,876 3,137 blocks after it

Position in block:

Transaction 36 of 103

Award day:

Oct 12, 2016 (10 yrs 1 mo ago)

From:

AMPARO HIGH SCHOOL

To:

AM & EN HOUSE RENOVATION AND REPAIR SERVICES

Value:

₱198,218.28

Project:

Path walk construction from TLE/Echiverri to DPWH buildings

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

AMPARO 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 #2,876 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)
AMPARO HIGH SCHOOL awarded it to AM & EN HOUSE RENOVATION AND REPAIR SERVICES on 2016-10-12.
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 4e0e059ca4…574226now …
2. Block Merkle root changed
stored a50e023e80…7cbdd3now …
3. Block #2876 hash changed
stored 715d1c6535…6cbf18now …

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

leaf 4e0e059ca487b5074b7dc6931d67733bc06ff4d7989c74fa5579933490574226
01 R 4ed1f1549b69c7f7baeb9e0fad05c87ba5d7d3ef2fbbbb9a513e29223109bbcb
02 R 4d528568d8ea4abb413e7186f938642c53dd70b24db9b8b8d993aae6837f2228
03 L 704252cf1798c4f771620b788517a3a10266e2f1d7020f0e2f21d129c0a2a455
04 R 9f1eeaa77f18b4feb713f7fd01659c39a01c1e3ece2c32d397c5e73b1e869e03
05 R 9cea1788fad2743f9ee70156984e2fca16b4a937ce462e1feb96a718553f6e2e
06 L 0ea70a60aa56918ea3929c2f83665339c6d467c05da191d347495258eb3ce2cd
07 R 73a49ea8052a804ff65e1f590362d1d8ea21ca98c537b6cfb1eff7a1f8a24b90
root a50e023e8057bd2546269fc80a8b3e56de6b5a771a05624d00280164b37cbdd3