OT-2026-000012849
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, pulsed 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-2026-000012849) never changes.
Identity and time
| Publication number | OT-2026-000012849 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7d14-9fc0-211d6e4b7f85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012849 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c65471908d6169840233dcbe5f907bfdf65a6bb2b290f8d3920d1d834fdd064 |
|---|---|
| Markdown | 9cbc3d281fb394e3f581ba4474482b0818a0574c0132f22a49c4bf85788dad8b |
| Publication page | 513bdf11fad52028490e970fe70f09387bf5b815df856cd79d07f5e457d090c5 |
| Manifest | 2dda3fa620bae08475bd708299560ad6ad08a09c99b3a4b9c6e6dc34c8c9458c |
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 | ukTe8fsMbTftKbOn24NImWo2rGnojYxtzvhMrCqG2Q3FoY4o0g7dNAU7Q5kcPjtw7uOpUCYsKmUhARH4iNcVBg== |
| 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
| 2026-09-17T12:10:37.647227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012849observed 513bdf11fad52028490e970fe70f0938...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:37.625706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012849/manifest.jsonobserved 2dda3fa620bae08475bd708299560ad6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:37.607417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012849/publication.mdobserved 9cbc3d281fb394e3f581ba4474482b08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:37.588490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012849/publication.txtobserved 8c65471908d6169840233dcbe5f907bf...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. |
|---|