OpenTechnical

OT-2026-000084906

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000084906) never changes.

Identity and time

Publication numberOT-2026-000084906 · never reused
Internal UUID01a0ae99-43b4-7b45-93e0-3157232a6311 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084906
StatusPUBLIC

Content hashes

Canonical textbf99884b5c3bdda86e8992999a2b5adda3caeb5e0d19fd6a42101bfba00fe80b
Markdown94d680b794de52bc951bbf4351b48bcc04865099decba4871b1939bf38549a49
PDF
Publication pagee577c899e637b85f0554ad4b9557cfb9e02062bf0530ef3883a87581d8d6859e
Manifest1d05bff91c11d076239381a7963c1d768d25c22f0e1e2eb52eb397933167849c

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
Signatureflb2niV/MO/Qx3or6n4lMSu/I+B88d8vUFLes9a1qfAp8bTTzTG8UrqwHq9NdICWORwqPVtcNMgGWgLgi43qDw==
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

2026-09-17T09:54:53.202489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084906
observed e577c899e637b85f0554ad4b9557cfb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.181141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084906/manifest.json
observed 1d05bff91c11d076239381a7963c1d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.164591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084906/publication.md
observed 94d680b794de52bc951bbf4351b48bcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.144599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084906/publication.txt
observed bf99884b5c3bdda86e8992999a2b5add...
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.