OT-2026-000069934
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, vented 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-2026-000069934) never changes.
Identity and time
| Publication number | OT-2026-000069934 · never reused |
|---|---|
| Internal UUID | 01a0ae91-1860-775f-8d9a-f61575f38e9c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069934 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e4b364841ae3a211e5aea2b05bdd42f025d12a1af3f72c2ef9f1b360e287453 |
|---|---|
| Markdown | 7f74159774b059b4ad548618847983e2f146d4866bddf5d84e47858bf12faff7 |
| Publication page | b2bb3c44f7d1d8f5ef735ac8c724cf4ae8260aca4450dce6d199e91880bb8585 |
| Manifest | ab142ff60d31109c7df9d30f936fa7743081eff455985571ab2bfde5f0a0f417 |
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 | jVNr0TcdCWx9+D1dUHHYqB9qApwfA77NEaEd7sfJOOXtfl8ftqyVwrqW3GZEdeWnIk0Vni4VEIMj2VK0domDCQ== |
| 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
| 2026-09-17T10:26:52.393470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069934observed b2bb3c44f7d1d8f5ef735ac8c724cf4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:52.376685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069934/manifest.jsonobserved ab142ff60d31109c7df9d30f936fa774...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:52.359776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069934/publication.mdobserved 7f74159774b059b4ad548618847983e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:52.342504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069934/publication.txtobserved 7e4b364841ae3a211e5aea2b05bdd42f...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. |
|---|