OpenTechnical

OT-2026-000007367

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, two 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-2026-000007367) never changes.

Identity and time

Publication numberOT-2026-000007367 · never reused
Internal UUID01a0a97c-4688-78a7-9a8b-4a49a8c927a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:11:29.162920Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007367
StatusPUBLIC

Content hashes

Canonical text39c680a50bd0b37783f0fa88c249d6a49a0b87fc65d9eb166dc7cf9969ec6f58
Markdown60ac6e5cd85ee401b61fcfc1420190a204c69b0d8a59e75dc64c29523eba9d4b
PDF
Publication pagefeb9e3bf0889f5f272b695286cf8206c2fe678e75c580f5d4247e761bce6b605
Manifest94efe8d52e403ff7e46e6affcf546218946e4801b6eaa0d128a69571f8d4c184

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
SignatureZBT8QOBmCQ59xQfoZYYSNRay6tJkNUKlm8tzQWYzwap8kiQlNA0WzHMP/1287FkX1omd5g9s/hq0qDU7ZH2qDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:09.346500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007367
observed feb9e3bf0889f5f272b695286cf8206c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.331708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007367/manifest.json
observed 94efe8d52e403ff7e46e6affcf546218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.316951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007367/publication.md
observed 60ac6e5cd85ee401b61fcfc1420190a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:09.302738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007367/publication.txt
observed 39c680a50bd0b37783f0fa88c249d6a4...
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.