OT-2026-000075815
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, pulsed 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-2026-000075815) never changes.
Identity and time
| Publication number | OT-2026-000075815 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7a05-a29d-c92d5e8cf7df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075815 |
| Status | PUBLIC |
Content hashes
| Canonical text | 055acdebe6f3ee6e54d68c7b92742dab36a7c1e6c2be13ca28aa893d1dbda1e9 |
|---|---|
| Markdown | 7955c04471b4c233a14ee6dcdedd39cbf084e8ff27e56f2017abf696b00d4c0f |
| Publication page | 033a9c13b5969178388dfc1277e36c0e61ebc1de1f253fc0dcaa72d7ea8ada0f |
| Manifest | d65004137713851d848e8b6395a974ae5ceb7c0b751f1289ee6c4421e3db69a5 |
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 | 6QeoRQC2aKWJ4s0IPtfqTqja7Zc+DsOpPd8EILX+TSiCx4wOz4FA3FPJiXQ4w5HavT9eISXBaEVYNwmsnaw0Cg== |
| 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
| 2026-09-17T10:14:20.953893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075815observed 033a9c13b5969178388dfc1277e36c0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:20.808993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075815/manifest.jsonobserved d65004137713851d848e8b6395a974ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:20.791130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075815/publication.mdobserved 7955c04471b4c233a14ee6dcdedd39cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:20.771855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075815/publication.txtobserved 055acdebe6f3ee6e54d68c7b92742dab...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. |
|---|