OpenTechnical

OT-2026-000070251

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000070251) never changes.

Identity and time

Publication numberOT-2026-000070251 · never reused
Internal UUID01a0ae91-545e-7270-ae8b-b026aebcc44a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070251
StatusPUBLIC

Content hashes

Canonical text5344315b8628b7fb38133e311b54d919cc6a2652176b4a8729ccfe1e9d65e3ca
Markdown63aeb7a17c4cecfba65773db1bd8bbc58ee89f7761cd69068551ca41b94f9865
PDF
Publication pagefdbc913736d7d35fba81f325d0885a26936425f7f22d763f683fc52526a8e07b
Manifestacb8a0c7705cf184f78e858364b9b9fe0a98ff34715622ce595cfeb63527c9d0

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
SignaturefTCtv5A6T4aDlor/ZjpX8zf5hB9ZT5BKkB/jTYB2GTBuChLulmabGDaVP/4CogGAVxxy73ycZ2SZ36hF0O9JDw==
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

2026-09-17T10:26:01.756098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070251
observed fdbc913736d7d35fba81f325d0885a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.738710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070251/manifest.json
observed acb8a0c7705cf184f78e858364b9b9fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.722754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070251/publication.md
observed 63aeb7a17c4cecfba65773db1bd8bbc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.706409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070251/publication.txt
observed 5344315b8628b7fb38133e311b54d919...
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.