OpenTechnical

OT-2026-000050942

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000050942) never changes.

Identity and time

Publication numberOT-2026-000050942 · never reused
Internal UUID01a0ae82-c7b3-7825-8a4d-b8c992036f3d · 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-2026-000050942
StatusPUBLIC

Content hashes

Canonical text5c3bd15696afb7ccfed11b1b9617c2549dd7204752a3d824a7563d91d9959b21
Markdown5f8348ca375afbacdebdc65fb986726e08b0f9286d0bf4c2681d37dd3734d01f
PDF
Publication page1fc6afe2673f2f599aa2d4a41809603a0330d04a410a743f0a561d9f4e2e8b36
Manifestb8d1166d14ca80fe4edc074c20f575bc22ac9b7c2df35e3b46502e1542e219a7

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
Signaturepa3THNNJMbVIo+2sGmmodX20jog+i3iFoem9HWcHR7mdTPqW/7U6T7DBfCcug/mk72Im/aAGAOy5qqusBIqIDw==
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

2026-09-17T11:00:42.587699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050942
observed 1fc6afe2673f2f599aa2d4a41809603a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.581619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050942
observed 1fc6afe2673f2f599aa2d4a41809603a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.568968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050942/manifest.json
observed b8d1166d14ca80fe4edc074c20f575bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.562078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050942/manifest.json
observed b8d1166d14ca80fe4edc074c20f575bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.550900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050942/publication.md
observed 5f8348ca375afbacdebdc65fb986726e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.543224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050942/publication.md
observed 5f8348ca375afbacdebdc65fb986726e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.532635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050942/publication.txt
observed 5c3bd15696afb7ccfed11b1b9617c254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:42.526142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050942/publication.txt
observed 5c3bd15696afb7ccfed11b1b9617c254...
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.