OpenTechnical

OT-2026-000093806

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000093806) never changes.

Identity and time

Publication numberOT-2026-000093806 · never reused
Internal UUID01a0ae9e-508c-7ef3-9897-6731fae5f38e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093806
StatusPUBLIC

Content hashes

Canonical text8e47c1f6a714971fed3870373a5f4b2d623a74bf2dd6cc5134931b39fabfa157
Markdown9b7b3cfce6098b0e0d7aae08816ca18848fe1f86b4e2a4efbd98e55374ebcb50
PDF
Publication page4269c8594bf739f52349ce376a9d30ea15da7282a1400c902bce0551d7d5acb6
Manifestf558bca1e98f783c710de33065684d9cfb472813690383a4b876b3cdc1673009

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
SignatureoHRlH3UwhNHlMmAKmYOLbFBMHqkOr7jqGVhnPkjHKeVc+5tESGeCUQjqmnyXa+4j2fMo8btbYyM1XyYNnUg8BA==
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

2026-09-17T09:39:54.744795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093806
observed 4269c8594bf739f52349ce376a9d30ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.728185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093806/manifest.json
observed f558bca1e98f783c710de33065684d9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.711612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093806/publication.md
observed 9b7b3cfce6098b0e0d7aae08816ca188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.695320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093806/publication.txt
observed 8e47c1f6a714971fed3870373a5f4b2d...
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.