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 - REGION IV-A Award a ₱90.7M contract to HONEYVILLE CONSTRUCTIONNational agencies

Transaction hash:

de861ec2417aa39b6cb5d80ae52f3349db4734ccd4e0a6d1fe0211f3e352f812

Status:

Included and unchanged

Block:

#4,285 1,728 blocks after it

Position in block:

Transaction 655 of 754

Award day:

Nov 19, 2020 (5 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-A

To:

HONEYVILLE CONSTRUCTION

Value:

₱90,710,000.00

Project:

20D00026

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-A

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 #4,285 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 - REGION IV-A awarded it to HONEYVILLE CONSTRUCTION on 2020-11-19.
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 de861ec241…52f812now …
2. Block Merkle root changed
stored dc3fa16ed9…913202now …
3. Block #4285 hash changed
stored d67efe756d…bd11a4now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 753 records. Each step hashes the current value together with the sibling shown.

leaf de861ec2417aa39b6cb5d80ae52f3349db4734ccd4e0a6d1fe0211f3e352f812
01 L de1be370d51794d51aea62fb025d52b867191935c1e1512ef691ccfb2b243063
02 L 4340352e560377f043bb487d55226b0039db293f4ea5c31200eef242b345766b
03 L ed32a11b6f4a51a76de51348b301eae357ec800021302bf0b948c4a016439060
04 L 73465599d5aa69ed4e6f8cf3cc5cf5bcb78af08abcbaffc0732021b2e7d64f80
05 R cb270314371bcb66e2ad9210f763d5eef09eff124cb5c51a546dcf0ae6f82bde
06 R ca02fef675e72f81f37b0509b5dc9db500b50673c20aebbf70521c35689d8646
07 R 142edb3d747f87dadd918dbc7510004e297c1a31e55946e59f0982d78643d89b
08 L 942ed98275312d386ea4e1c17cd16e92ea8df918d610842a4ce3b3d5c8c6f9df
09 R 465a56550a69747d3149c6787f67874c1a776406b4e2a9cc0a084031c4b144a2
10 L 57b8e04a273ba7becff11b64d0524080d964dafcde20d98892a4059d526e3607
root dc3fa16ed9ceee86290dd88ca648772c944c0a0f78b1d724aae1236ff1913202