OpenTechnical

OT-2026-000093475

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000093475) never changes.

Identity and time

Publication numberOT-2026-000093475 · never reused
Internal UUID01a0ae9e-508a-7381-80e0-3fa5b7b72d15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093475
StatusPUBLIC

Content hashes

Canonical text2de730906d0e7d487bcba6021d0e8fc3ab1e91f10a3149a8b7b8ed28c59ae01b
Markdownedcea00dacb2ce06d4e8621103da346851a21c315220c002b4762ce438da64f3
PDF
Publication page6fd34bbbe21cd27aab93f11b91804cb972298a46b5ff6d9e0870bad68304ab36
Manifestfdf6ed28a206a3cb533796c95829910d7f489075f3278460e594294868e6c44d

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
SignaturebJyPJHK2VnU92UP+LKJt82q0H6yKzCRljGlQi9Inl8O4F6RjrNn4HClnQgHwXLMhxxiosxa55PRd0fs5YjkqAQ==
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

2026-09-17T09:40:24.749087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093475
observed 6fd34bbbe21cd27aab93f11b91804cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.730963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093475/manifest.json
observed fdf6ed28a206a3cb533796c95829910d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.691248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093475/publication.md
observed edcea00dacb2ce06d4e8621103da3468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.647079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093475/publication.txt
observed 2de730906d0e7d487bcba6021d0e8fc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.821752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093475
observed 6fd34bbbe21cd27aab93f11b91804cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.804029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093475/manifest.json
observed fdf6ed28a206a3cb533796c95829910d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.784742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093475/publication.md
observed edcea00dacb2ce06d4e8621103da3468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.745910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093475/publication.txt
observed 2de730906d0e7d487bcba6021d0e8fc3...
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.