OT-2026-000087291
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump 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-2026-000087291) never changes.
Identity and time
| Publication number | OT-2026-000087291 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd4e-7560-8b6c-1741c7db9a6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087291 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1707e7e9ed4a077bcb0b0d5a0b6419efd73fb61a286555ce88ad1f3e7570775 |
|---|---|
| Markdown | 1deab4a4efbe17733cc02d779c0418fb811ac8afd79ab2aaab3dd1729fe88f7d |
| Publication page | dd2f14317306a9630257da3a1de0580f673b4569092caa2d14044a83c9274a44 |
| Manifest | 46c12808809e01caaf73c5b26900af432f8767f0a9665cd743d3206c4fc0c8ca |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | tHd+qrYc+jXBRJPhjzVpZ4kn+L6BFuk6kDFTq1K+g+FDNNSrOJKgfttn3m+wFHvUdc38v4agBAoda2Xpot8YCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:26.730250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087291observed dd2f14317306a9630257da3a1de0580f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:26.725966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087291observed dd2f14317306a9630257da3a1de0580f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:26.708052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087291/manifest.jsonobserved 46c12808809e01caaf73c5b26900af43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:26.706959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087291/manifest.jsonobserved 46c12808809e01caaf73c5b26900af43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:26.687945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087291/publication.mdobserved 1deab4a4efbe17733cc02d779c0418fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:26.687915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087291/publication.mdobserved 1deab4a4efbe17733cc02d779c0418fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:26.670507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087291/publication.txtobserved c1707e7e9ed4a077bcb0b0d5a0b6419e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:26.669326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087291/publication.txtobserved c1707e7e9ed4a077bcb0b0d5a0b6419e...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|