OpenTechnical

OT-2026-000078958

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, vented after 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-2026-000078958) never changes.

Identity and time

Publication numberOT-2026-000078958 · never reused
Internal UUID01a0ae95-ccbe-7830-9001-3f8eedabf838 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078958
StatusPUBLIC

Content hashes

Canonical texta3393588c2393a0443817741f16cb49ed692706086d782a49dea88457848a759
Markdownfbcf8e2be6a7746a61e0d9be60cee7906c2d5e902c172face1d31b918efa63f4
PDF
Publication page603d918913090a049f38913d4aeff0a09c7f8114a4599cb23fa621e55a86a701
Manifest22fb9790810d451daca2062871af6d2944f8ff1f047131082a8e093ab1a28d28

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
SignatureMkyX4lJTKtah1geQXAtF1vzYjfHG3habCqrIrAiUTr/Tw9ofrVHMFBqYCWfeOBQEOf7bUec2Fg3wSjIgKakZBA==
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

2026-09-17T10:05:23.201721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078958
observed 603d918913090a049f38913d4aeff0a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.183291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078958/manifest.json
observed 22fb9790810d451daca2062871af6d29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.164847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078958/publication.md
observed fbcf8e2be6a7746a61e0d9be60cee790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.147422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078958/publication.txt
observed a3393588c2393a0443817741f16cb49e...
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.