OpenTechnical

OT-2026-000085595

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000085595) never changes.

Identity and time

Publication numberOT-2026-000085595 · never reused
Internal UUID01a0ae99-aaac-77d9-8e7a-5b360a0264a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085595
StatusPUBLIC

Content hashes

Canonical text8bd00061696b7a2e52099d664a420cedc76f2137bb9507d4dffbe0ea5cf6d0e1
Markdown3c54d60c2d920a9b2f53f65970c206d6904bd991e271c9e334d175dcc9f171ff
PDF
Publication pagecc22ccd1bad82372c424825260d04e0b00ef2cdd129e9d66187ee3665a71e0a5
Manifest401e16eebf08ebe0e5aebe288d4a1044c4204e76bd4fc4e20a6552255e188d01

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
Signatureqs/NplSshAntv0YZBxvl7npSlnWQTl3wmxjXX8xDPXcI03C4wriIAgShleUy+GjOaKkkkeEFFiJJz01m05cQCQ==
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

2026-09-17T09:54:28.246293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085595
observed cc22ccd1bad82372c424825260d04e0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.229041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085595/manifest.json
observed 401e16eebf08ebe0e5aebe288d4a1044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.211934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085595/publication.md
observed 3c54d60c2d920a9b2f53f65970c206d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.192555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085595/publication.txt
observed 8bd00061696b7a2e52099d664a420ced...
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.