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 - BULACAN 2ND DEO Award a ₱147.4K contract to RODOLFO R. SANTIAGO CONSTRUCTIONNational agencies

Transaction hash:

a95436eece0e320bf8e3d620bd7c5232cf65b1557e2dc99bd2f7bb26ab6590f9

Status:

Included and unchanged

Block:

#1,401 4,612 blocks after it

Position in block:

Transaction 61 of 90

Award day:

Mar 14, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

RODOLFO R. SANTIAGO CONSTRUCTION

Value:

₱147,372.90

Project:

Package 2-3rd District Lower House CY 2011 a)Construction of One Unit Deep Well, Brgy. Pulo, San Rafael, Bulacan b)Construction of One Unit Deep Well, Brgy. Balite, San Miguel, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND 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 #1,401 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 - BULACAN 2ND DEO awarded it to RODOLFO R. SANTIAGO CONSTRUCTION on 2012-03-14.
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 a95436eece…6590f9now …
2. Block Merkle root changed
stored 7db279a8dd…863cd9now …
3. Block #1401 hash changed
stored 5571aba884…0484fenow …

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

leaf a95436eece0e320bf8e3d620bd7c5232cf65b1557e2dc99bd2f7bb26ab6590f9
01 L a1b4b777c57447217e25dc49ed6453f738e8141f0a7e62b6ff372b37bf5251ab
02 R 938a6ae80132be355fb165e89225f67c42eea58e9b9e5ca05aecb59efe19f9d6
03 L 90017dc9569ee34424e21c08ef857443a0cdcaf9da06e0824b8473d47a91b25b
04 L a7643f29edfa2d2daee6e9db31ec012f2cf5a4d5e42714d89db66b567d1266b7
05 L 49964bcc12cc96bf3218a50f31a063eae4f2616df890651ca8569d9580bcf4e0
06 L d980f98fd814007a275b19be3f8bbf589fd5adf503a4b5f0139af7ddf1b612fc
07 R 1166c8759206be611ce5def080d10e110768fa1a0292c4ffde2345a1989f13d8
root 7db279a8dd4e6c4a91619ad9702a120ced4e753ab7bd6b58d915ed965b863cd9