OpenTechnical

OT-2026-000083825

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000083825) never changes.

Identity and time

Publication numberOT-2026-000083825 · never reused
Internal UUID01a0ae98-0418-7cc2-8403-3a2711830dba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083825
StatusPUBLIC

Content hashes

Canonical text5894b9a64d0ec734d18f008f9147d9e02ab000295ed834c929657ecf54f50ca2
Markdownfd5d983402c337c266c5076f031c6e6fad55b43388fb1835222015d4cbc578b9
PDF
Publication pagea2bd5ac3c92dd27b52838590eb974f3aaef41988f7a3cb9232ab4c5e5cea36d3
Manifest688db88399ade86c999aaa82d2827bb674a36d6951db7b74c0ff91a5e7cdadbb

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature0OZYKGILB5lE060Zy81+OQNHYA59m5EBcy90mNcGBzc0NPkRYc5kz4H5O0nPEhplaudGS5AStqogTQPh7c8IDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:05.165437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083825
observed a2bd5ac3c92dd27b52838590eb974f3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:05.140761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083825/manifest.json
observed 688db88399ade86c999aaa82d2827bb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:05.118112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083825/publication.md
observed fd5d983402c337c266c5076f031c6e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:05.100232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083825/publication.txt
observed 5894b9a64d0ec734d18f008f9147d9e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.776690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083825
observed a2bd5ac3c92dd27b52838590eb974f3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.760012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083825/manifest.json
observed 688db88399ade86c999aaa82d2827bb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.743530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083825/publication.md
observed fd5d983402c337c266c5076f031c6e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:28.726607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083825/publication.txt
observed 5894b9a64d0ec734d18f008f9147d9e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.