OpenTechnical

OT-2026-000075237

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000075237) never changes.

Identity and time

Publication numberOT-2026-000075237 · never reused
Internal UUID01a0ae93-f200-73b9-8580-5e6b398e2753 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075237
StatusPUBLIC

Content hashes

Canonical textf3283d3b04e2a762dd55984733bc8ea4f8c0bdd78b91382121676cf24c739d57
Markdown3a9f1f3e8ce86012cf68b721ab14505cfca49f76ce621f671f229ae16c3a5e7c
PDF
Publication pagea07e68c4197315be8467519dee99e689fe8cc9438bc90767d91e9ec646a2a0bf
Manifest50d227a5ed1ad4007ab17153f0e70675e81de2fe702e0b02a063b4efda9f2ff9

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
SignaturePgYdFPJfAeosr9KRpEOiZP4Tg0Sk47PStFekk3bqsVCR44TLgVI/ZOO3OkNojt783OikMSTOVttWMjH6iXctBQ==
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

2026-09-17T10:20:31.408476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075237
observed a07e68c4197315be8467519dee99e689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.389831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075237/manifest.json
observed 50d227a5ed1ad4007ab17153f0e70675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.372097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075237/publication.md
observed 3a9f1f3e8ce86012cf68b721ab14505c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.352896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075237/publication.txt
observed f3283d3b04e2a762dd55984733bc8ea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:49.062483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075237
observed a07e68c4197315be8467519dee99e689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:49.042837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075237/manifest.json
observed 50d227a5ed1ad4007ab17153f0e70675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:49.022839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075237/publication.md
observed 3a9f1f3e8ce86012cf68b721ab14505c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:49.004933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075237/publication.txt
observed f3283d3b04e2a762dd55984733bc8ea4...
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.