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 - ISABELA 2ND DEO Award a ₱52.4M contract to PACIFIC STAR ERECTORSNational agencies

Transaction hash:

aa2fe9619141c8eb68a47c7a2a7c2c1174e2e0964a9db3ef5a292e18530de6bf

Status:

Included and unchanged

Block:

#2,914 3,099 blocks after it

Position in block:

Transaction 53 of 86

Award day:

Nov 23, 2016 (9 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND DEO

To:

PACIFIC STAR ERECTORS

Value:

₱52,398,554.58

Project:

16BF0106 (Negotiated Procurement)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 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 #2,914 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)
DPWH lists the funding source as "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 GAA. The exact UACS line is not given.
Partly
Open
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 - ISABELA 2ND DEO awarded it to PACIFIC STAR ERECTORS on 2016-11-23.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16BF0106: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2018-12-16). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 aa2fe96191…0de6bfnow …
2. Block Merkle root changed
stored e0cc1675e3…0328f6now …
3. Block #2914 hash changed
stored dd8a1ef651…eaff59now …

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

leaf aa2fe9619141c8eb68a47c7a2a7c2c1174e2e0964a9db3ef5a292e18530de6bf
01 L a0488a5418b493b95538139b663b136591c124ca31019813ee4b12052c2e36d5
02 R ff3340a2f63a386c0f4a3010af45739436172a564c890fc580cfe0ee9d701686
03 L d417cf5edc7d0d6fd4921ce3aaee3c3ca9b55d2a7ca4c55e654df0b6b8cde3fb
04 R 0ff7bbbfefb5060afa35d261216da5876e1e64b273d251d3483b0f8cbb0a8c30
05 L b4827499a97a1883542d0d25feadd2ab58d981ff9a93968709facd0de1d4a631
06 L 3e703f5b00ebf0f48f0bed6ee325bff7c23a409398152bc454a3ac8a0b392d41
07 R 66262e192838b69f27dc3389c82f4cbaccace1e7bb28496873bc7cb94872c64b
root e0cc1675e353fd8c52b5ad5053a75a44f8d83c548bdee4c1f8d7ea84880328f6