OT-2026-000091450
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091450) never changes.
Identity and time
| Publication number | OT-2026-000091450 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16d-77c2-b8fa-ba8ab16c8316 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091450 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc126f8f18b8075589ee2e90a09ee059ebac9b4f86de125a5de5d2b9b67342b9 |
|---|---|
| Markdown | 42ca2f4d023e2c7747c03eda3c6b9339ea5286482e9be90c6daeb5d78a3a7481 |
| Publication page | d3447ca17b1c35067510269ac1f099fb7b4a3938e3ed0353f799399684adb054 |
| Manifest | 4a18a8f3f8336a796dbc70770dd1050994f47fc69f016dd0b3ff98b1c92b716b |
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 | 2XtH8Q+4pNu1jezFWiUKNDzCdePRyo84otpdaBIa9nIdu7pYGbj5tnBfd3Pd+URKJFWYsSLyqJi+/ZSjTEtwBA== |
| 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
| 2026-09-17T09:43:41.993981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091450observed d3447ca17b1c35067510269ac1f099fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:41.976887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091450/manifest.jsonobserved 4a18a8f3f8336a796dbc70770dd10509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:41.959273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091450/publication.mdobserved 42ca2f4d023e2c7747c03eda3c6b9339...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:41.941310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091450/publication.txtobserved bc126f8f18b8075589ee2e90a09ee059...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. |
|---|