OT-2026-000033049
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, pulsed blow-off 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-2026-000033049) never changes.
Identity and time
| Publication number | OT-2026-000033049 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4843-77ea-9670-718ce305de63 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033049 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf940ad0b2000f38a0f292a3d04163cde0850f4133a5987b436998f99f8f0ee6 |
|---|---|
| Markdown | 56031053f540c747ce34bc0f575cbfe00433499ceccc08f0978040470812d194 |
| Publication page | f9ec968b9d42fa3913157d9abe5095ceca3f13dadac6d53f31dc5c16aa745a0a |
| Manifest | 88f9582ad3dfb5a3c7b2f93f86bf627cb9f6b9f998554156c7f0165eec86fef3 |
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 | am2+Dl6qYF0+wG99+FQ+MS/07/ENwTH0Yjh0StdO36rFm5spA8D2VBp3R+5UPAy4p3hRdTUUfIVVl8BUXbQrAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:32:41.348672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033049observed f9ec968b9d42fa3913157d9abe5095ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:41.331655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033049/manifest.jsonobserved 88f9582ad3dfb5a3c7b2f93f86bf627c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:41.311767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033049/publication.mdobserved 56031053f540c747ce34bc0f575cbfe0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:41.294294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033049/publication.txtobserved bf940ad0b2000f38a0f292a3d04163cd...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. |
|---|