OT-2026-000076855
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000076855) never changes.
Identity and time
| Publication number | OT-2026-000076855 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-70d4-856a-1c7d8599a7ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076855 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b166c3cccaeb3f172f44dad00dc514a3cbb27b91e203ca500755fda90d78461 |
|---|---|
| Markdown | 5a785b613eec3a1ca935e7a2b7daacc6f3b027c86f3afad9138c46a413fce712 |
| Publication page | 51bac1ec7cf036312514ef654f5930568be278ad3efdbe00703773f09918cdd0 |
| Manifest | a7bd4896622f7633cd3e52305ed2c460f9f820ea60f907d4e2129826a8a57f0e |
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 | wYg0S++ufysyfHLQVYwlLEmQxAr75MGJkXNGt02K1z1KP4G2dqX12sygkGZPjzuVKTfj9ujLdHbw7GYN+P7OCQ== |
| 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
| 2026-09-17T10:09:44.701368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076855observed 51bac1ec7cf036312514ef654f593056...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:44.683740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076855/manifest.jsonobserved a7bd4896622f7633cd3e52305ed2c460...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.667257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076855/publication.mdobserved 5a785b613eec3a1ca935e7a2b7daacc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.648965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076855/publication.txtobserved 2b166c3cccaeb3f172f44dad00dc514a...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. |
|---|