OT-2026-000023838
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, 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-2026-000023838) never changes.
Identity and time
| Publication number | OT-2026-000023838 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed5-7c02-908f-039dd30b8867 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023838 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15445f54ac64c09f7b29bccc4a5f8ea96723ce8a9748efb7aeb44f253a432327 |
|---|---|
| Markdown | c95c1909aa4b38f3e7f32a2d944008a2e68ab04e08a2a4c2fcdc2fb7b9f449ad |
| Publication page | ae0060657bd4378863991993d2f2493bd06b33aa595fe595a135e48eae67678b |
| Manifest | 685bf13a80cc1164363f44a30502eb7c3df787c6616e8cdf2ed4c8e80005aedd |
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 | BapGsN1PpKtfyBjJnoxrk33snKjSb1irLOu43kicc/Bw0tOSi1kC+k9E/5IjKzCYaxXF2/lfpjLOBf6Rqy9YBQ== |
| 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
| 2026-09-17T11:50:19.753979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023838observed ae0060657bd4378863991993d2f2493b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:19.738082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023838/manifest.jsonobserved 685bf13a80cc1164363f44a30502eb7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:19.716304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023838/publication.mdobserved c95c1909aa4b38f3e7f32a2d944008a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:19.695697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023838/publication.txtobserved 15445f54ac64c09f7b29bccc4a5f8ea9...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. |
|---|