OT-2026-000041096
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, pulsed blow-off after 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-2026-000041096) never changes.
Identity and time
| Publication number | OT-2026-000041096 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b142-7cf2-bc45-f9cfd95150c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041096 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c138f712f2af922cf62d2b1c118d84246c81322d36c7937135be79f07a9a48c |
|---|---|
| Markdown | f29de54d82eb0cc887548ab1b99c92e116ca613e4297a8f0d21e4bbe35e47ed5 |
| Publication page | 8b75616925490a87ef51d97cff3434382483dde7597c2534341f34cd9ab60942 |
| Manifest | bead8e1b83fd023db901582259d103cf42ac48e783aa3ec333c25c604f77f038 |
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 | 1xymRDhVNSu0nv3Rc/wIsZQuEyccER48YdWC15GRl+HIgLD31cUNxwoZDdTvl+V3mM1KbacbEhVQvk2ofyf4BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-26T20:41:39.934908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041096observed 8b75616925490a87ef51d97cff343438...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T20:41:39.862293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041096/manifest.jsonobserved bead8e1b83fd023db901582259d103cf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T20:41:39.797037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041096/publication.mdobserved f29de54d82eb0cc887548ab1b99c92e1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T20:41:39.710993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041096/publication.txtobserved 3c138f712f2af922cf62d2b1c118d842...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T04:23:08.824506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041096observed 8b75616925490a87ef51d97cff343438...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-11T04:23:08.797787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041096/manifest.jsonobserved bead8e1b83fd023db901582259d103cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-11T04:23:08.783325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041096/publication.mdobserved f29de54d82eb0cc887548ab1b99c92e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-11T04:23:08.752645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041096/publication.txtobserved 3c138f712f2af922cf62d2b1c118d842...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|