OpenTechnical

OT-2026-000085244

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single 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-2026-000085244) never changes.

Identity and time

Publication numberOT-2026-000085244 · never reused
Internal UUID01a0ae99-43bb-7c3c-91c0-eeb7332dddaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085244
StatusPUBLIC

Content hashes

Canonical textedb63364e26c91da68eafa28a52dae1f202fa3c371919931477286ecba4b096f
Markdown532e90be891ea72f175167c76ccdbfa5aa4be33e071ce196839771ab9eb4f1ae
PDF
Publication page29e7d7036e7d599b0593c1513c6f109522b18a4f4307d92311d628971c9853a1
Manifest68a062a2216cc4a69cef606ef6d62b45fd87d1f6689bfb58d02227bc91850b65

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
SignatureaWfzfTuY4mIHtA/x8NlxmHRO8ce/PLGm2UWp/Nxgd+AqFDAJkq6s7HIwoQnaPX6hBf113+TbB+dAJgrYEzn5AA==
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

2026-09-17T09:55:20.713893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085244
observed 29e7d7036e7d599b0593c1513c6f1095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:20.685517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085244/manifest.json
observed 68a062a2216cc4a69cef606ef6d62b45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:20.667007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085244/publication.md
observed 532e90be891ea72f175167c76ccdbfa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:20.647420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085244/publication.txt
observed edb63364e26c91da68eafa28a52dae1f...
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.