OpenTechnical

OT-2026-000063068

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063068) never changes.

Identity and time

Publication numberOT-2026-000063068 · never reused
Internal UUID01a0ae8c-94a9-7904-a5f6-8c09a7e8f717 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063068
StatusPUBLIC

Content hashes

Canonical text2fb450a9007a1a7354d106e75ffb4ce377330ba9adaafa49211883ff2d3a3130
Markdownfd973951d60ce3021db7c0ad296c7631f7b664950c56cfd91caf4edbb45f9a5e
PDF
Publication page36d73d1ad76e7b0cfbdfb99ebc5966fc871277ce658202f38988df7ac14fa56a
Manifest76dae071ba56724caff5ff7f73d91e1f45899d60951e39941d0c47f46b39da31

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
SignaturefLm4CunC8/fl6Wdg3etqk71Sdts0su6Sezter1NhP4V+N0WrlYWy7Hs0hhmEVkEpDpcTry7CY5jHlp5xgj+WBA==
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

2026-09-17T10:38:50.099427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063068
observed 36d73d1ad76e7b0cfbdfb99ebc5966fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.081897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063068/manifest.json
observed 76dae071ba56724caff5ff7f73d91e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.064608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063068/publication.md
observed fd973951d60ce3021db7c0ad296c7631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.048404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063068/publication.txt
observed 2fb450a9007a1a7354d106e75ffb4ce3...
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.