OT-2026-000075576
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, 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-2026-000075576) never changes.
Identity and time
| Publication number | OT-2026-000075576 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fc-7787-a59f-75cdff932f0a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075576 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0f7d86a8dfce48ccd99e58e57144829178464a9154d8962946626ce563a1b9d |
|---|---|
| Markdown | 0bbe9c4a4b317c86f9608dbfe25e0631b7f32c12e8eefd0766d3ccb5df8b70a3 |
| Publication page | 2722455bf78f73b5094689fffcb9aecfbbab685692beb123adaba9550e34a73b |
| Manifest | eca6baf9e3c2a948aa6133c77b1c4f8303b2c1cdeea6c44835d5535d29f4c4e7 |
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 | dnnzzoM1mo4q3nS37WqiQuLnFX+8Uw6G/8C+cBdqFI1x7mhfp7/DhH+15UfhIK4H4Jkm3YaBBdmMBOsY2dDKBQ== |
| 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
| 2026-09-17T20:43:22.243156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075576observed 2722455bf78f73b5094689fffcb9aecf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T20:43:21.912567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075576/manifest.jsonobserved eca6baf9e3c2a948aa6133c77b1c4f83...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:43:21.707991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075576/publication.mdobserved 0bbe9c4a4b317c86f9608dbfe25e0631...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:43:21.376485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075576/publication.txtobserved b0f7d86a8dfce48ccd99e58e57144829...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:11.520353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075576observed 2722455bf78f73b5094689fffcb9aecf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:11.500281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075576/manifest.jsonobserved eca6baf9e3c2a948aa6133c77b1c4f83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:11.480184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075576/publication.mdobserved 0bbe9c4a4b317c86f9608dbfe25e0631...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:11.457148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075576/publication.txtobserved b0f7d86a8dfce48ccd99e58e57144829...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. |
|---|