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

PROVINCE OF ALBAY Award a ₱495.2K contract to IMS CONSTRUCTIONProvinces

Transaction hash:

ecda8a5b58ce5d82fd9669f26b142a85ddb0f6b914903e3655c1eda5bc9e922c

Status:

Included and unchanged

Block:

#1,665 4,348 blocks after it

Position in block:

Transaction 34 of 35

Award day:

Jan 28, 2013 (13 yrs 9 mo ago)

From:

PROVINCE OF ALBAY

To:

IMS CONSTRUCTION

Value:

₱495,171.34

Project:

Construction Project (PR NO. 100(18)12-11-1427) Negotiated - SVP

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF 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 #1,665 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)
PROVINCE OF ALBAY awarded it to IMS CONSTRUCTION on 2013-01-28.
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)
COA's CY2024 audit of Albay gave a "qualified" opinion on its financial statements (not specific to this contract).
Partly
Open

1 of 8 documents found, 1 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 ecda8a5b58…9e922cnow …
2. Block Merkle root changed
stored 44967f75f1…4a7c4dnow …
3. Block #1665 hash changed
stored 69895100d8…153a1fnow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 34 records. Each step hashes the current value together with the sibling shown.

leaf ecda8a5b58ce5d82fd9669f26b142a85ddb0f6b914903e3655c1eda5bc9e922c
01 R ecda8a5b58ce5d82fd9669f26b142a85ddb0f6b914903e3655c1eda5bc9e922c
02 L 595f96b206a92e542972d3abb370316c5a567d8e0331b498a350a3a32149d31d
03 R f0c629c1f22f15ef3c87d6736282c64ef28ec276ddb889e3c9aed8e0354841a2
04 R 5673e45be451d836d36e126461eeadc968ab65500ba313379127333e0eb98873
05 R f4e194b5e3291dc70ebc1397decebbdfd4ee187b2cac2470e94d2126ef2e1b50
06 L c48acc7b1968941a34a2f25e09d2223f7609d1558b938a6af568c6500aacfd15
root 44967f75f1082ca365afaba442f068c5e715791f564cf140bf04c433b04a7c4d