OpenTechnical

OT-2026-000095003

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, 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-2026-000095003) never changes.

Identity and time

Publication numberOT-2026-000095003 · never reused
Internal UUID01a0ae9f-2df0-73f9-b6c2-8548230f7158 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095003
StatusPUBLIC

Content hashes

Canonical texta4055615dbf32a65f5dfc193efa88ece7203c483cf928a72b4c4a8ca5664fb2c
Markdownc2aff17c8d6d81d7feec8ff2f8398686383586d0089ed927be4aa235c8764229
PDF
Publication page5b252cbfa75da4da1cd4711d1d963a6324548348e868c497567e436dfbc75981
Manifest79ce1981daec98acd875a0a54d048a361a62b824af2f0c0beb525523e4c46a5e

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/U/R5as9Ej2ecKN4YuCM84td/v2g7lBYtpUxlJNYHD77Ff3emsgY43iKtkn4FFKETkSstaRG8zOhy6kdaD1xDQ==
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

2026-09-17T09:37:33.421122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095003
observed 5b252cbfa75da4da1cd4711d1d963a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.404593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095003/manifest.json
observed 79ce1981daec98acd875a0a54d048a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.387414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095003/publication.md
observed c2aff17c8d6d81d7feec8ff2f8398686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.370392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095003/publication.txt
observed a4055615dbf32a65f5dfc193efa88ece...
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.