OpenTechnical

OT-2026-000075286

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000075286) never changes.

Identity and time

Publication numberOT-2026-000075286 · never reused
Internal UUID01a0ae93-f200-7634-af96-c4d3621022e3 · 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-2026-000075286
StatusPUBLIC

Content hashes

Canonical texteaf5573e2007b04868bfd9d352b5254a914bc375886fce1d3b766ec66fb2ec97
Markdown2d15aee67686ee75ac350cc34a267afae137f70d3f22f139ac41e4608dd07b5c
PDF
Publication pagea7c47ebe4281bf2aed75c1ee08cb58143bc7dbb0bd186a6a11cbb598357c3d7e
Manifesta5327b83c58740ce6602a9af27d6734bdae54213a9c1b920b464fa34c26c98d2

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
SignatureqOHHJGUzju4xdtZWoJfepjNb6sBzq6KLqltOqHPtnkakLiH9JcVJiS15+7XtWR8FQPQkeG+uJJZwQvhl1VawBQ==
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

2026-09-17T10:20:41.625360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075286
observed a7c47ebe4281bf2aed75c1ee08cb5814...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:41.606265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075286/manifest.json
observed a5327b83c58740ce6602a9af27d6734b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:41.585339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075286/publication.md
observed 2d15aee67686ee75ac350cc34a267afa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:41.564734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075286/publication.txt
observed eaf5573e2007b04868bfd9d352b5254a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:02.030671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075286
observed a7c47ebe4281bf2aed75c1ee08cb5814...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:02.011353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075286/manifest.json
observed a5327b83c58740ce6602a9af27d6734b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:01.987227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075286/publication.md
observed 2d15aee67686ee75ac350cc34a267afa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:01.966606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075286/publication.txt
observed eaf5573e2007b04868bfd9d352b5254a...
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.