OpenTechnical

OT-2026-000084683

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000084683) never changes.

Identity and time

Publication numberOT-2026-000084683 · never reused
Internal UUID01a0ae98-e25c-7c37-9dd0-3eb2d2341787 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084683
StatusPUBLIC

Content hashes

Canonical text866257e8dacba3f8742575219581fbc2646dce3e6e7abb7e0d77e81c3267fec0
Markdownaed6b66742766a83d98b9de33113bf938b7bd2a830eb11dca62e1bf75cd426a9
PDF
Publication page64f8a661ce4f6f48b587d4975e66c066f7b55b3318d5e8c25020561ad2e4400c
Manifest035a5c08fc481966406752339cdfab74c3f942b20ed458fb13771e570c21e839

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
SignatureqOlt0qBsvRXG/48Xp8Hw4Bru0SpHIyUEwueFr23wnWKlrpyNnEhibaz48Ydqb3cx6ncpHL6uSePJizEYxfFSDw==
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

2026-09-17T09:55:36.633360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084683
observed 64f8a661ce4f6f48b587d4975e66c066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.615348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084683/manifest.json
observed 035a5c08fc481966406752339cdfab74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.598126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084683/publication.md
observed aed6b66742766a83d98b9de33113bf93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.579810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084683/publication.txt
observed 866257e8dacba3f8742575219581fbc2...
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.