OpenTechnical

OT-2026-000050786

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000050786) never changes.

Identity and time

Publication numberOT-2026-000050786 · never reused
Internal UUID01a0ae82-c7b2-7ce2-8110-5bf50f656b32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050786
StatusPUBLIC

Content hashes

Canonical text2c3d5ebea68f4c84a1e9d90ceed27e0803642f1ff8b4dfd453e8c7e91b484926
Markdown56abc759b24afc2863d68c7b85a4a0dc3bf2cb3ef1bcb448f5b9a7de2889fe8b
PDF
Publication page3997b3a54693e16db7f054afe8c07869b44a5792d9c9d96ccd9f22f116daca28
Manifest9e4ed35f446e7fe3f491eb3b9d854a6a9f90b94cbafe28a66abb5a3913f5f6ba

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
SignatureTl6r2iMyxQ2CNDTHVL+pq8Rqs7KRFOqWH9Jb1aA2qp0DRfF1y+KWsPrWxvkpG3qj5mVu2Zm9XcEHV3gdTvM7DQ==
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

2026-09-17T11:00:18.195974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050786
observed 3997b3a54693e16db7f054afe8c07869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.170203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050786/manifest.json
observed 9e4ed35f446e7fe3f491eb3b9d854a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.165086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050786
observed 3997b3a54693e16db7f054afe8c07869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.143863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050786/publication.md
observed 56abc759b24afc2863d68c7b85a4a0dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.138923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050786/manifest.json
observed 9e4ed35f446e7fe3f491eb3b9d854a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.115775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050786/publication.txt
observed 2c3d5ebea68f4c84a1e9d90ceed27e08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.115310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050786/publication.md
observed 56abc759b24afc2863d68c7b85a4a0dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.088164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050786/publication.txt
observed 2c3d5ebea68f4c84a1e9d90ceed27e08...
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.