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 - PANGASINAN 3RD DEO Award a ₱2.1M contract to RPPARAYNO CONSTRUCTIONNational agencies

Transaction hash:

785fc3c6d2d65bb022a43b2d8f9dd047ff93abdac576d62d2480a32246aaf422

Status:

Included and unchanged

Block:

#1,904 4,109 blocks after it

Position in block:

Transaction 50 of 121

Award day:

Oct 30, 2013 (13 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO

To:

RPPARAYNO CONSTRUCTION

Value:

₱2,108,187.24

Project:

Construction of Two (2) Storey Two (2) CL School B

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD 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 #1,904 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 - PANGASINAN 3RD DEO awarded it to RPPARAYNO CONSTRUCTION on 2013-10-30.
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 785fc3c6d2…aaf422now …
2. Block Merkle root changed
stored bd51f84b2a…e42fa0now …
3. Block #1904 hash changed
stored dea3ba0109…8880fanow …

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

leaf 785fc3c6d2d65bb022a43b2d8f9dd047ff93abdac576d62d2480a32246aaf422
01 R 7c50c7ae2437c0a2547a81aaf18318f952338abaed3b620f1fa715b94e8cdd04
02 L 4c102a5b00fb93ed3070bd711a9d2edbc3065e9a0d144de40f91cf8ab96f8692
03 R ac5b88f76535da8c9211db574d0aa4a4334a4bd78254748b4f42a76df718416e
04 R bc805052dd652b202d4710603f84bc6b13dec51a58726706bf2f22726cf2f474
05 L e97bba2f7b479f2aaf0bd58d32fad840579730fd343bcca947e4c521231906ca
06 L cac4ef0702bffc1ec359c6346a234c24b4ab68332b2e7974dffd5c0b114bf477
07 R 1cbf5b3303b2ffca00563e5d3549dc2a1a8acbe886c85135e369fcc040052e9a
root bd51f84b2a69f39876bd6bd5f34e9f6faef999aff74b926a823a9201c8e42fa0