OpenTechnical

OT-2026-000095377

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000095377) never changes.

Identity and time

Publication numberOT-2026-000095377 · never reused
Internal UUID01a0ae9f-8f71-7a0a-9f3c-dd56a0148fb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095377
StatusPUBLIC

Content hashes

Canonical textcd03599000ddefe9cabe52e1e09a313f31e0f2483d9bb43b9edc73ae4aaeae04
Markdowncf9f485d0e5a6307902dc10575192adfdd1cf43a9f48abd005bec3008a9bca14
PDF
Publication pagebc2fcaab286486093d5e51d0d93bf3c090b0c5b9b244c874ef05935f1067738f
Manifest25e13ac19a9f75be66238da3232e1e4ff695e143d42caf16b8344f1bc14579e1

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
SignaturefCnrHmEsZ5nvhUO0VhPAd+wC3LZRvc/Fbg/KKdfplPUcyMnM1zCHd92+mPFCIjAzCBRd7p/rvsUSsDdYs4nRDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:44.763835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095377
observed bc2fcaab286486093d5e51d0d93bf3c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.746230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095377/manifest.json
observed 25e13ac19a9f75be66238da3232e1e4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.728355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095377/publication.md
observed cf9f485d0e5a6307902dc10575192adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.710432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095377/publication.txt
observed cd03599000ddefe9cabe52e1e09a313f...
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.