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

CITY OF LEGASPI, ALBAY Award a ₱291.5K contract to AMEG CONSTRUCTION AND SUPPLYCities

Transaction hash:

76efbd86e52e980f29763dcd687b92f16979d3a797b0b547407ef74965474eaa

Status:

Included and unchanged

Block:

#817 5,196 blocks after it

Position in block:

Transaction 61 of 123

Award day:

Mar 8, 2010 (16 yrs 8 mo ago)

From:

CITY OF LEGASPI, ALBAY

To:

AMEG CONSTRUCTION AND SUPPLY

Value:

₱291,502.44

Project:

(small value procurement) Furnishing of Labor, materials and equipment for the Proposed Rehabilitation/Improvement of Slaughter House Compound, Legazpi City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF LEGASPI, ALBAY

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 #817 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)
CITY OF LEGASPI, ALBAY awarded it to AMEG CONSTRUCTION AND SUPPLY on 2010-03-08.
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 76efbd86e5…474eaanow …
2. Block Merkle root changed
stored a21c32427a…acc1c6now …
3. Block #817 hash changed
stored cd4204a0a0…aaa164now …

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

leaf 76efbd86e52e980f29763dcd687b92f16979d3a797b0b547407ef74965474eaa
01 L 7677bce5dfb689b4efaac29d8943ddeeedeb0f97e9ec0e5cbf39592af8c1c5ec
02 R d7ac340f252844828463cc8cd043dfcf7a40dc08fc621cc368cc6284a6227756
03 L 20be9c6cd9574a5d050b412897340af54b861dc5c3e933f1fd5b56a47a2bab6b
04 L 04153ef2c6ecbebc5f20efafcd69a8e4c21a185d0d4ec8b1672156e16b5a3ab8
05 L 5cef75fe4aecce19a06df86c77db931e38503e0927a08421867b50bf525bda19
06 L b9a295b5dc5c50da38a36cc80f9b7dbe3663523f6ad201708be73915a94e2424
07 R 5798107741db90a58c65cefb8295f9a48dca05db2f789a96b58f9ab33286a62c
root a21c32427a8f0c241971b557ca906b0b7c7672160c394e9471a868ad56acc1c6