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 - QUEZON 2ND ED Award a ₱13.5M contract to L.A. CLAMOR CONSTRUCTIONNational agencies

Transaction hash:

ca4c0fc3aac94cd874da49ff9784393ee7c5ef5f843dd6a8523405112214aec2

Status:

Included and unchanged

Block:

#1,391 4,622 blocks after it

Position in block:

Transaction 53 of 66

Award day:

Mar 1, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

To:

L.A. CLAMOR CONSTRUCTION

Value:

₱13,524,305.37

Project:

Construction of Lucena Pedestrian Overpass Across MSR-Lucena Diversion Road, Lucena City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED

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 #1,391 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 - QUEZON 2ND ED awarded it to L.A. CLAMOR CONSTRUCTION on 2012-03-01.
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 ca4c0fc3aa…14aec2now …
2. Block Merkle root changed
stored 641cf76acc…edfbf3now …
3. Block #1391 hash changed
stored 634001fee0…d4da73now …

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

leaf ca4c0fc3aac94cd874da49ff9784393ee7c5ef5f843dd6a8523405112214aec2
01 L c23671a9e364697427553b05348e22702bee6ab799dcd3922b0965a822d39cca
02 R 6d3710ac420179fbb3752e313e547fd7001e726bc3ffc5165fb2d9b4e7a894ad
03 L 96ec4a395d6fb58040d606164eee8fa16560a8743e873b9933c47f2081a66422
04 R 53bc220c9a1a0a404a608e48d55dcfcba45328db9b5fe91c04ba2d02ccf73b6b
05 L 1147f7c09d8643e651aa6df5965d8c3c02f5fa79282ace3e7f14de977a76b321
06 L 4a24910a577a808fa239cd56f3b49f660b68ce828bb0b68d037052a53a589905
07 R 496208adf2ee7226d3ea7298e3360560be79b20a5da012984470c67b38ae3b44
root 641cf76acc8975c3ede69e25e660eed909747429fc623be18f72b4ad3fedfbf3