OpenTechnical

OT-2026-000033934

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000033934) never changes.

Identity and time

Publication numberOT-2026-000033934 · never reused
Internal UUID01a0ae75-df0b-7c39-9c6f-3c998b5a3696 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033934
StatusPUBLIC

Content hashes

Canonical texta9e6e39b83d42caa9dae54f4609dc185c6484e1370b72bc7881ae62df23e255b
Markdown9b20bc1d220abfab5ed17f2f5699ca535fa7248921cb435c74325ef035f38666
PDF
Publication page038a618bf4742ecb518a18258977df591401f5802af9da4d707b4447fcd21b1b
Manifest9d41c6071cd81dde8de4bb2dc5a5e017ba81e2b44629e542a24e9ef89466733e

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
Signature5CcF06dqyAkKSpED/LUTk5lYVvkfIRUZwWrMxHt4QGtPzgMBcewmbjCBsTZcdX2s3wAj2dv1n2u0z/dAhRsCDw==
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

2026-09-17T11:30:47.297428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033934
observed 038a618bf4742ecb518a18258977df59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.281669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033934/manifest.json
observed 9d41c6071cd81dde8de4bb2dc5a5e017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.257271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033934/publication.md
observed 9b20bc1d220abfab5ed17f2f5699ca53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.238495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033934/publication.txt
observed a9e6e39b83d42caa9dae54f4609dc185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.220940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033934
observed 038a618bf4742ecb518a18258977df59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.203906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033934/manifest.json
observed 9d41c6071cd81dde8de4bb2dc5a5e017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.185638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033934/publication.md
observed 9b20bc1d220abfab5ed17f2f5699ca53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.166811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033934/publication.txt
observed a9e6e39b83d42caa9dae54f4609dc185...
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.