OpenTechnical

OT-2026-000030211

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000030211) never changes.

Identity and time

Publication numberOT-2026-000030211 · never reused
Internal UUID01a0ae73-e500-7734-ad5e-be7543c40def · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030211
StatusPUBLIC

Content hashes

Canonical textc406c9d4bb39aade182c8fe8cffff88a85c1d8a1a39cbc1f4b9df48b388fab91
Markdownd7bbfa8014583f98ec7bb9678db59aacc0d7228858bd9cbaffe043ada5ff2c99
PDF
Publication page8505f03fe3bf5a999427dd218b484b0ea521f7532a23a45464714fb8b7c23c44
Manifest2cc393522e80ce248dd2a61ff5dbf62bea7fa2cf9a747b956aac0775da91e981

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
Signature4e5QXQcBrVi1o5Rrj0vIwzx9RQbnoo7Ls3GRD4SZ7dWG8X6uZugaoubtwKIiIe0Dzf0FdEgATUFgd+Jf9BF5Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:40:35.009383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030211
observed 8505f03fe3bf5a999427dd218b484b0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.991946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030211/manifest.json
observed 2cc393522e80ce248dd2a61ff5dbf62b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.975827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030211/publication.md
observed d7bbfa8014583f98ec7bb9678db59aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:34.960347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030211/publication.txt
observed c406c9d4bb39aade182c8fe8cffff88a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.530419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030211
observed 8505f03fe3bf5a999427dd218b484b0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.512505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030211/manifest.json
observed 2cc393522e80ce248dd2a61ff5dbf62b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.496435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030211/publication.md
observed d7bbfa8014583f98ec7bb9678db59aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:51.477987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030211/publication.txt
observed c406c9d4bb39aade182c8fe8cffff88a...
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.