OT-2026-000045395
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, 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-2026-000045395) never changes.
Identity and time
| Publication number | OT-2026-000045395 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-f76c-7dc6-895a-e4208ee9a993 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:30:20.545172Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000045395 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67af37973c881916b74f6ab5ad0e31c626aa52cde0f18b70bc47f0d1705cbb62 |
|---|---|
| Markdown | 8f0439a2c98d8abfb36c9db0660cc0eff6fbe5c7c8669b38b64a608c8efcab32 |
| Publication page | 1c64a857312bad784ea75eab6eea319a7961d6eb283f4df2f2ebe6a57df90b59 |
| Manifest | 201e422fe7625bd1dc9fb32d75e5749e406273f85f27404a7203911d8b89a17d |
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 | uMr8vd1cj3H2btnMtz0VrCl2Wk+iHhOr1DfdMUWNTc4sOawHLbPLKmz6WrqbCjEvSDOAu3Grcy9zxWmZuyINBg== |
| 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
| 2026-10-16T00:42:07.295141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045395observed 1c64a857312bad784ea75eab6eea319a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-16T00:42:07.150416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045395/manifest.jsonobserved 201e422fe7625bd1dc9fb32d75e5749e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T00:42:07.055555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045395/publication.mdobserved 8f0439a2c98d8abfb36c9db0660cc0ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T00:42:06.933432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045395/publication.txtobserved 67af37973c881916b74f6ab5ad0e31c6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:40.749973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045395observed 1c64a857312bad784ea75eab6eea319a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:40.732385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045395/manifest.jsonobserved 201e422fe7625bd1dc9fb32d75e5749e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:40.714585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045395/publication.mdobserved 8f0439a2c98d8abfb36c9db0660cc0ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:40.696146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045395/publication.txtobserved 67af37973c881916b74f6ab5ad0e31c6...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|