OT-2026-000077960
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented 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-2026-000077960) never changes.
Identity and time
| Publication number | OT-2026-000077960 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7f78-a77e-62b96b453e25 · 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-2026-000077960 |
| Status | PUBLIC |
Content hashes
| Canonical text | db2c99759f78caacacc7560586ece0485504b7b6544958e08c3f5876bb330390 |
|---|---|
| Markdown | eb2f506d85881c075f177c40cb41f2d4e2d92aa3d9ee4174f8fe79e22048c263 |
| Publication page | 75955eb44bef86d2718b363f53a87f011c96d917a87d2b3ae9a94052d3cfa6f0 |
| Manifest | 9ec43ba760418ae5705aace89e1acb75d4f0cb14d341b26143c3ddca75e84fc1 |
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 | U7yeWcKVoJpBxNg7jqa5RSIhjjYfcxqvONc2HjYKA08YrMPaUJsomfQ6oChJ7VZGZ2R+OY1dPGi0gGZuKFAXCA== |
| 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
| 2026-09-17T10:10:19.990947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077960observed 75955eb44bef86d2718b363f53a87f01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:19.973413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077960/manifest.jsonobserved 9ec43ba760418ae5705aace89e1acb75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:19.954211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077960/publication.mdobserved eb2f506d85881c075f177c40cb41f2d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:19.545515Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077960/publication.txtobserved db2c99759f78caacacc7560586ece048...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:14.601862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077960observed 75955eb44bef86d2718b363f53a87f01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:14.583877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077960/manifest.jsonobserved 9ec43ba760418ae5705aace89e1acb75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:14.566665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077960/publication.mdobserved eb2f506d85881c075f177c40cb41f2d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:14.547794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077960/publication.txtobserved db2c99759f78caacacc7560586ece048...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. |
|---|