OpenTechnical

OT-2026-000086632

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000086632) never changes.

Identity and time

Publication numberOT-2026-000086632 · never reused
Internal UUID01a0ae9a-2c98-7c67-85ee-429850ce433b · 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-2026-000086632
StatusPUBLIC

Content hashes

Canonical textb3955936da54d6da01b93927bc0d0a3ee5afd7fe643e255ee4bcb2be2beaf952
Markdown3a68dce5a3ceea8b549b6f796b8d799b3dd64b24c54690105da726a7ad88c6de
PDF
Publication pageea063677dcbfdee5bfde798ed2c57960e6abdc257d193c40461c88ceedf93f63
Manifestc3035ae4a75cdcdbcd8634a29b288081972bca1aa2478a37e283b6f19603d21c

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
SignatureJ3otKJ/jS170rQJy7tRoF7aWWy4+OqoiJphKuaBC9/EWNjFEZiXfAR5YsJgZxdG1Au4uZAX6O2++x8oYu3zuAw==
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

2026-09-17T09:52:29.202377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086632
observed ea063677dcbfdee5bfde798ed2c57960...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.186016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086632/manifest.json
observed c3035ae4a75cdcdbcd8634a29b288081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.166601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086632/publication.md
observed 3a68dce5a3ceea8b549b6f796b8d799b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.147409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086632/publication.txt
observed b3955936da54d6da01b93927bc0d0a3e...
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.