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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO Award a ₱3.3M contract to A.C. RIVERO DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

df7c5f2e0337ebacf7b8210ebd4920abd429c675f39952318d13ced771f5ecac

Status:

Included and unchanged

Block:

#2,348 3,665 blocks after it

Position in block:

Transaction 154 of 175

Award day:

Mar 12, 2015 (11 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

To:

A.C. RIVERO DEVELOPMENT CORPORATION

Value:

₱3,335,492.66

Project:

15IB0038(Re-Advertised) - Off-carriageway Improvem

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO

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 #2,348 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - EASTERN SAMAR DEO awarded it to A.C. RIVERO DEVELOPMENT CORPORATION on 2015-03-12.
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 df7c5f2e03…f5ecacnow …
2. Block Merkle root changed
stored d5672e5d94…63937cnow …
3. Block #2348 hash changed
stored 3803ddf2c8…496762now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 174 records. Each step hashes the current value together with the sibling shown.

leaf df7c5f2e0337ebacf7b8210ebd4920abd429c675f39952318d13ced771f5ecac
01 R e1e3a46b91a24fcaac7098fb62de905c0b9a44724e06ad1f4753d857f3c94ac3
02 L 4bd02ae84c475ea0193af67f2dfdb08493e53a5013bcc8bb762b50c9e542ad6d
03 R f62bb45a8de7309a5079ab4d21119fb77b74d6987b4083055be928ab9485479e
04 L b3eb504eec586516b9167d8fbfe8c8a8eb200146436d885ec01781d97d51ec32
05 L c7b3092c37caf9b8f199f6936108e583f66ceaea9283ccc51fa5c6aeb82ef61c
06 R 6bb09c55724b04d927b3c462e55394a3c229dabf6736bf5a878b85de16752b26
07 R 58711a120c2140786fdc7926591bee58e999eec699214b47de471ba3e4bfab80
08 L 9d537a907563c3c5be1fc98be2771c112acebfa119f0eb6ae978df78bb6f6e05
root d5672e5d94226e3513a3dada551b2425d3a51088e9c165c1fc6e8fdf9f63937c