OT-2026-000070646
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-2026-000070646) never changes.
Identity and time
| Publication number | OT-2026-000070646 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2b-7f1a-a275-77deebe1ce35 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070646 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c3371c77796315ca902d479e1aa725e0a612259ae65b9785333aa3c3ac578ba |
|---|---|
| Markdown | 355d2d0f7292b087331b7c205c0fcc99a6d621b8a2f0a4c1168a03810523a188 |
| Publication page | 87f3a08853c0156cbda9a307a323fb1c772fe13ca9d901889be7aca257cbe64d |
| Manifest | 08cee81c4b3fb01b3d0225236171827e1c8e4e2f1a0ecfcb86cf66311bc2e5d9 |
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 | CsKzY2NUarZsvo7ULjnqlrM0dN1VLZvbzVtD9E1bGs6QvFi+F5vdK3HuIvUtJKwkI9TH4fZbCOJ8VjN5jnOwCg== |
| 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
| 2026-09-17T10:25:19.179904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070646observed 87f3a08853c0156cbda9a307a323fb1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:19.163688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070646/manifest.jsonobserved 08cee81c4b3fb01b3d0225236171827e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:19.147070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070646/publication.mdobserved 355d2d0f7292b087331b7c205c0fcc99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:19.129656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070646/publication.txtobserved 8c3371c77796315ca902d479e1aa725e...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. |
|---|