OT-2026-000077048
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented after 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-2026-000077048) never changes.
Identity and time
| Publication number | OT-2026-000077048 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f506-7266-a34b-61e0534a2a43 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077048 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6187acc488b7304b1beec12892a4a861c32f7dfcd74adbfab7dce8b41a8ec846 |
|---|---|
| Markdown | b8e04ae79b861c5846f57cedaaf710058be7852a739a689a25fe6a53b228daae |
| Publication page | 721171b60846b50fc3f48316a10301e9d9cb899575154fff52de5dde8cfcd6e6 |
| Manifest | 23a20a8f8309d6148e7009d0fec9d92c03bd1accd9ec3154a83e0ff87819e48e |
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 | RuRv4et6Fo7AEb6F52kv1h3j4Vh+gtxCz0y46hOK6UVv5eeLQSmlyDt6JIyumnzbU64jaolAydYE7Z1n8VFNAg== |
| 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
| 2026-09-17T10:11:13.290536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077048observed 721171b60846b50fc3f48316a10301e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:13.275645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077048/manifest.jsonobserved 23a20a8f8309d6148e7009d0fec9d92c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:13.260066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077048/publication.mdobserved b8e04ae79b861c5846f57cedaaf71005...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:13.244401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077048/publication.txtobserved 6187acc488b7304b1beec12892a4a861...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:29.665226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077048observed 721171b60846b50fc3f48316a10301e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:29.645962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077048/manifest.jsonobserved 23a20a8f8309d6148e7009d0fec9d92c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:29.628795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077048/publication.mdobserved b8e04ae79b861c5846f57cedaaf71005...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:29.611405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077048/publication.txtobserved 6187acc488b7304b1beec12892a4a861...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. |
|---|