OpenTechnical

OT-2026-000083341

Publication integrity record

Three bellows cup vacuum gripper, three zone face, 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-2026-000083341) never changes.

Identity and time

Publication numberOT-2026-000083341 · never reused
Internal UUID01a0ae97-c964-7a40-b0c7-facd331fe91e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083341
StatusPUBLIC

Content hashes

Canonical textf25fb00609aa1fabc62206e56ad9edb9c3252a85c4feb2bd0e454c57a170eb21
Markdowna18d48e1a11b3b9cbe32a978e6f02c52a5623f1b3098a66c4252debcbb88f21e
PDF
Publication pagead726a08be6d5627f0a764db23c0987ead39120a786714521535e86329d3596f
Manifest9d17b3a51c6f7f0c2e349188d3b0e92be796bca52c287b1c82bfc901cb4505cc

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
SignaturemXao/lzsYOr24sxozeZHLCP7udjCyuZ6FIp0kveovTg4Kdfwfclx+C7XCndvRgW3goFzAORIk8ICHbwtGILaBQ==
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

2026-09-17T10:00:36.740209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083341
observed ad726a08be6d5627f0a764db23c0987e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.722672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083341/manifest.json
observed 9d17b3a51c6f7f0c2e349188d3b0e92b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.704199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083341/publication.md
observed a18d48e1a11b3b9cbe32a978e6f02c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.687570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083341/publication.txt
observed f25fb00609aa1fabc62206e56ad9edb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.477853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083341
observed ad726a08be6d5627f0a764db23c0987e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.461974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083341/manifest.json
observed 9d17b3a51c6f7f0c2e349188d3b0e92b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.445473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083341/publication.md
observed a18d48e1a11b3b9cbe32a978e6f02c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.430043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083341/publication.txt
observed f25fb00609aa1fabc62206e56ad9edb9...
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.