OpenTechnical

OT-2026-000087256

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000087256) never changes.

Identity and time

Publication numberOT-2026-000087256 · never reused
Internal UUID01a0ae9a-cd4d-72b8-af4a-f4005087a132 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087256
StatusPUBLIC

Content hashes

Canonical textee8552ce73181102f7cff7c01ce298855c7606da043f6591760c19c65f92932f
Markdown7537a20788a6cb68a3bca0cbe7ac71912e7d18aea56da9c82cdb476ac2e83d9b
PDF
Publication paged68623af069b8234b8ff6d7fc3c03646efaced405c60f8cb38171e1db5a7cff2
Manifest652d219d31115b5e977b87cca8cf643e4f0543df9589176028f7c0f2b9210a23

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
SignaturezJUsjpGwvD+cSKMygkLp4aDHuCP7XmQjW+qzz7ghsTH68H29BnNzEfWtjPwU6aDXVpERoWZRFtH49TVFl+Z2BQ==
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

2026-09-17T09:50:22.250546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087256
observed d68623af069b8234b8ff6d7fc3c03646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.232163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087256/manifest.json
observed 652d219d31115b5e977b87cca8cf643e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.216466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087256/publication.md
observed 7537a20788a6cb68a3bca0cbe7ac7191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.214365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087256
observed d68623af069b8234b8ff6d7fc3c03646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.199519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087256/publication.txt
observed ee8552ce73181102f7cff7c01ce29885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.197307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087256/manifest.json
observed 652d219d31115b5e977b87cca8cf643e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.178682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087256/publication.md
observed 7537a20788a6cb68a3bca0cbe7ac7191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.159246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087256/publication.txt
observed ee8552ce73181102f7cff7c01ce29885...
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.