OT-2026-000077046
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-2026-000077046) never changes.
Identity and time
| Publication number | OT-2026-000077046 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f506-71b3-88e8-a93ecb4ffe7e · 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-2026-000077046 |
| Status | PUBLIC |
Content hashes
| Canonical text | be4fb8c57c8a4834823a279b596cfbf3572431696834270502057d7a20b3704d |
|---|---|
| Markdown | 760861cc81084243c0c92db3d2b3b4d2277f29158b75d3e6f9d5ab255198b3f0 |
| Publication page | 680e00d167f5927461b589c0e9f897a13503a6c6cc42e7f2c5f740e52ccb036b |
| Manifest | aa41d86804f16ab5fc2fdfcc9f25589226fecbe6e6f1f8fdfb4592e416d1caa2 |
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 | ZzOpKEiWdwoaVqlETW0UC02q9v7D4PZUNWNt/Q61hm39aPlZ0E7dbRG3qyAwUx50CViMq4677Izd74ykasCeBQ== |
| 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
| 2026-09-17T10:11:09.453571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077046observed 680e00d167f5927461b589c0e9f897a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:09.310485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077046/manifest.jsonobserved aa41d86804f16ab5fc2fdfcc9f255892...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:09.290994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077046/publication.mdobserved 760861cc81084243c0c92db3d2b3b4d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:09.267632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077046/publication.txtobserved be4fb8c57c8a4834823a279b596cfbf3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:28.180681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077046observed 680e00d167f5927461b589c0e9f897a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:28.164138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077046/manifest.jsonobserved aa41d86804f16ab5fc2fdfcc9f255892...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:28.146107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077046/publication.mdobserved 760861cc81084243c0c92db3d2b3b4d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:28.127969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077046/publication.txtobserved be4fb8c57c8a4834823a279b596cfbf3...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. |
|---|