OpenTechnical

OT-2026-000086388

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000086388) never changes.

Identity and time

Publication numberOT-2026-000086388 · never reused
Internal UUID01a0ae9a-2c96-7708-8584-a30345751cbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086388
StatusPUBLIC

Content hashes

Canonical text211318757899365e6104902d257fe99d5c7234021db35d9d71d4c4c078efdc40
Markdownfe155ab4aa88715083a427d2e83d96d1aeb52654534859492342ede6802f220a
PDF
Publication pagee2370f97160db90d707291bebb69c5aadde3e75102ca86c3566d7edb03a01a49
Manifest3af8ca0b123a01896c092f184552a158a543e250b86f08e84c7bd8bc587ece28

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
Signaturezd92uJnurTVaI7ow9ki409dhFLrVngZ/7Ak39K34TJnH7v8wEEwTjIL/SzHy+/eFE9BnjJ9TRRa3Y9RqMI0tBw==
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

2026-09-17T09:52:05.025554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086388
observed e2370f97160db90d707291bebb69c5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:05.009551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086388/manifest.json
observed 3af8ca0b123a01896c092f184552a158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:04.992273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086388/publication.md
observed fe155ab4aa88715083a427d2e83d96d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:04.974744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086388/publication.txt
observed 211318757899365e6104902d257fe99d...
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.