OpenTechnical

OT-2026-000075299

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000075299) never changes.

Identity and time

Publication numberOT-2026-000075299 · never reused
Internal UUID01a0ae93-f200-75bc-b623-6ef171205f8f · 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-2026-000075299
StatusPUBLIC

Content hashes

Canonical textb066f8784a439b878bbfadc4f31ef9811fe35c5fdd08c0d6c55378d6a577e5e0
Markdown6cbf262e32ed90015f47b1222270a7c4d4b7ff96ddf01c5d9ae9470bce93e44b
PDF
Publication page916d026a7aa4de15e4f35e05ea2d15ec42ea34d0eb98682fabaaea66c4212ea1
Manifest9ff3fb3283566724bfbd744570772565bdaf229d98aafa59dc7f6f10f3f4cb98

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
SignatureqElzv0aj6Gxcw/kSBOJNN/VVgCJx2f9JAUiKGgWVVHI8rAQw1ZZGZWPtqMjiyNIpXtiBecqJfz9yZpbxV0qYCA==
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

2026-09-17T10:20:42.706272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075299
observed 916d026a7aa4de15e4f35e05ea2d15ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.688424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075299/manifest.json
observed 9ff3fb3283566724bfbd744570772565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.670156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075299/publication.md
observed 6cbf262e32ed90015f47b1222270a7c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:42.651790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075299/publication.txt
observed b066f8784a439b878bbfadc4f31ef981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:05.233506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075299
observed 916d026a7aa4de15e4f35e05ea2d15ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:05.216404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075299/manifest.json
observed 9ff3fb3283566724bfbd744570772565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:05.196946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075299/publication.md
observed 6cbf262e32ed90015f47b1222270a7c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:05.054024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075299/publication.txt
observed b066f8784a439b878bbfadc4f31ef981...
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.