OpenTechnical

OT-2026-000082555

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000082555) never changes.

Identity and time

Publication numberOT-2026-000082555 · never reused
Internal UUID01a0ae97-8cc7-7e8a-ba8d-63871ede5a28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082555
StatusPUBLIC

Content hashes

Canonical textc6063de5269cb4688c3096c7c3dd85672aaaa5c61de06917e403142addc773be
Markdown121a7e7bb420433ec7d2bf0e6a12953287e0bd04e910aea05076afbcdc6e7417
PDF
Publication page2b8098a1c5c889106f29d6e23ba32486d84910b0efea46897c63fcee256ddd5a
Manifest677427a505dd85a0b83b912c25ff2de37f939094e28f15e740cbc387df84b692

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
Signature/71tAnOMqwCevx3kSVPyH5POtMJ4+GD+kgfkf6Hsfe5VNYKXms956CZAD5UaCo5uluth+2DUYgTo7Yzqnw5IBg==
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

2026-09-17T09:57:59.576274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082555
observed 2b8098a1c5c889106f29d6e23ba32486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.558140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082555/manifest.json
observed 677427a505dd85a0b83b912c25ff2de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.534225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082555/publication.md
observed 121a7e7bb420433ec7d2bf0e6a129532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:59.519072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082555/publication.txt
observed c6063de5269cb4688c3096c7c3dd8567...
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.