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

DON HONORIO VENTURA COLLEGE OF ARTS AND TRADE Award a ₱6.9M contract to R.T.E. CONSTRUCTIONNational agencies

Transaction hash:

7f08da48e97a4f3923ca3e16e16afc4f14fbff22025af4ae5e3143cbb2d10138

Status:

Included and unchanged

Block:

#740 5,273 blocks after it

Position in block:

Transaction 3 of 9

Award day:

Nov 24, 2009 (16 yrs 11 mo ago)

From:

DON HONORIO VENTURA COLLEGE OF ARTS AND TRADE

To:

R.T.E. CONSTRUCTION

Value:

₱6,900,000.00

Project:

CONSTRUCTION OF A TEN-CLASSROOM BLDG. (PHASE 3)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DON HONORIO VENTURA COLLEGE OF ARTS AND TRADE

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 #740 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)
DON HONORIO VENTURA COLLEGE OF ARTS AND TRADE awarded it to R.T.E. CONSTRUCTION on 2009-11-24.
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 7f08da48e9…d10138now …
2. Block Merkle root changed
stored 41cb799056…2af37fnow …
3. Block #740 hash changed
stored 8051c76996…86b903now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.

leaf 7f08da48e97a4f3923ca3e16e16afc4f14fbff22025af4ae5e3143cbb2d10138
01 L 7d5de102e3e0a0e4d2d26cf01e92cd0039185f0bfa193a1f4a03bda9e516f345
02 L fc0eb4fb89bb8f5f29fb736e9982c57c5167bf08fab2988aedea30980fce7746
03 R 2b88b155063e8bbd6f02e1ffde6573aea46d477f7da2045880fd6ae266a3b266
04 R 440ddaa921b5b698fe49ef7cd79ec0414e1651af09e24a02172c44311102aaae
root 41cb7990561300201ba9160cb67c332e1cd8287e99a4d1cd2aa39f2e312af37f