OT-2026-000075839
Publication integrity record
Three 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-2026-000075839) never changes.
Identity and time
| Publication number | OT-2026-000075839 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-74c3-9bbb-0592ac65f817 · 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-2026-000075839 |
| Status | PUBLIC |
Content hashes
| Canonical text | e78f73f36ee18ec5834e322dfb1faa98cb044f096135d2a047b75258755300f9 |
|---|---|
| Markdown | c8cb0d5043bf9951074e1a1371da2b5cea3d55334a0aa8c74c01c9b2dd3e4ab4 |
| Publication page | 09708d6b1195abb5e57907511743a4d08fd88ec03ecc4d0578e76519a30296c2 |
| Manifest | 39f56441e658cdf3485ca38cf5541b9a89c5c6cab2d396abdb33f42c6da6fccb |
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 | b+8E2XUnds/FIAOckHeVzDPCFfETa3hQnOx3pthPh6VOlKzKsiVjczF48yOBY3SJbNKa+ILvsvEK+UvO0B/HBQ== |
| 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
| 2026-09-17T10:14:30.494403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075839observed 09708d6b1195abb5e57907511743a4d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:30.476216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075839/manifest.jsonobserved 39f56441e658cdf3485ca38cf5541b9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:30.457253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075839/publication.mdobserved c8cb0d5043bf9951074e1a1371da2b5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:30.309041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075839/publication.txtobserved e78f73f36ee18ec5834e322dfb1faa98...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. |
|---|