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 - ALBAY 1ST DEO Award a ₱8.7M contract to DSB CONSTRUCTION & SUPPLY, INC.National agencies

Transaction hash:

342300a126ca0a0a5d67fe9346a9b66bf041b8b786d9d9c32e9bb67a86b142c9

Status:

Included and unchanged

Block:

#1,443 4,570 blocks after it

Position in block:

Transaction 15 of 70

Award day:

May 2, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 1ST DEO

To:

DSB CONSTRUCTION & SUPPLY, INC.

Value:

₱8,725,007.95

Project:

ITB for Contract ID 12-F-A-0005

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 1ST 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 #1,443 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 - ALBAY 1ST DEO awarded it to DSB CONSTRUCTION & SUPPLY, INC. on 2012-05-02.
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 342300a126…b142c9now …
2. Block Merkle root changed
stored c8a5caf1c5…8b343bnow …
3. Block #1443 hash changed
stored b982870f92…06d273now …

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

leaf 342300a126ca0a0a5d67fe9346a9b66bf041b8b786d9d9c32e9bb67a86b142c9
01 L 2cb5e62cd5a6378143f707b41c006f3f4ad6e478ff82ca8d000f715a73159a87
02 L f2e7c3cc9816de294602c115c2d24c70ba56bb1aa6546411c2134b9d79bcfbc7
03 L 65bb94c00562376f70a39c0ad297ccbd94356fc1034bbe1c3d986702c81bb3e9
04 L bb21aa797b294b2c327de5804354e8e7a7294c24b02081d409e327ca39f40f79
05 R 5257ce17c3994933951463b9422ee1e52bbc6085a5a629f7178467826fa88410
06 R 2dbcde0903d4bd4446a8ceb8ebc59083cd4f4ddc1871442612f62439c6b69ba0
07 R 9b0075107d2a8b52eaa420c4fdd76e911ab7cff877db8520cd685c9299b0bc6a
root c8a5caf1c5bc4e2f674e9059fb8f1534dacc796f9d43d5801d0986be2d8b343b