OT-2026-000077952
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented after set-down
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-2026-000077952) never changes.
Identity and time
| Publication number | OT-2026-000077952 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7494-81d4-6e6a2a3c1dc4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077952 |
| Status | PUBLIC |
Content hashes
| Canonical text | 863000f2b5d7411d2a9f3d8a6bd9a3d71547f2c6ab032e49d4a2f0750bc8eb30 |
|---|---|
| Markdown | e03c8ada2e960d763f3fd3f30aa0abd6e800ac1b9a5ce01e130bc56be6832366 |
| Publication page | f19f3271114012fef8ccffc5264a110aa875bca6e6637a8449a99005b9c5aced |
| Manifest | 189b9ac81d6f3023a643715d2cd3b3b5372d172daa75a0d8d9f069c573c20029 |
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 | JemJlrWpLlf6mC3Qj/TJXvXnkLOB/JRYiiUBiq/dd0YORUGgI3o+P8hRbeWGZYmL6D2lye6zd6ZBOfmbEs+ICg== |
| 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
| 2026-09-17T10:10:18.193277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077952observed f19f3271114012fef8ccffc5264a110a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:18.051236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077952/manifest.jsonobserved 189b9ac81d6f3023a643715d2cd3b3b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:18.034923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077952/publication.mdobserved e03c8ada2e960d763f3fd3f30aa0abd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:18.011936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077952/publication.txtobserved 863000f2b5d7411d2a9f3d8a6bd9a3d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:14.067079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077952observed f19f3271114012fef8ccffc5264a110a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:14.049113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077952/manifest.jsonobserved 189b9ac81d6f3023a643715d2cd3b3b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:14.030738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077952/publication.mdobserved e03c8ada2e960d763f3fd3f30aa0abd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:14.011846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077952/publication.txtobserved 863000f2b5d7411d2a9f3d8a6bd9a3d7...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. |
|---|