OT-2026-000077996
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000077996) never changes.
Identity and time
| Publication number | OT-2026-000077996 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7fe1-b684-9181fff72eb2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077996 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0c61daf46b6ea9c8bdeccee493b12c52b836016e0b060618d05f50cbab32e6d |
|---|---|
| Markdown | 05f3d616647980b6937b0dfc9df5f3d12af19f18a78faa812d98c96a0de0d582 |
| Publication page | a40fb57388280fbcb12482b105b859600991080a330a1ab92338ab61c0c3053e |
| Manifest | a4d5da720e4f97c6dd7684091ea9d6bfad64dc48ffbdeecdd1117ec1ae9793a9 |
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 | 0vUkm3q6o3SFGiJFnSHvdQyv5R3kyCcV8EftYythVQz5hBtwPByn/dVSBNPXRCHwR74f4pBUa3THkY0oos5SAA== |
| 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
| 2026-09-17T10:10:27.300206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077996observed a40fb57388280fbcb12482b105b85960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:27.281750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077996/manifest.jsonobserved a4d5da720e4f97c6dd7684091ea9d6bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:27.264491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077996/publication.mdobserved 05f3d616647980b6937b0dfc9df5f3d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:27.232395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077996/publication.txtobserved f0c61daf46b6ea9c8bdeccee493b12c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.972321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077996observed a40fb57388280fbcb12482b105b85960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.954026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077996/manifest.jsonobserved a4d5da720e4f97c6dd7684091ea9d6bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.934383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077996/publication.mdobserved 05f3d616647980b6937b0dfc9df5f3d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.898411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077996/publication.txtobserved f0c61daf46b6ea9c8bdeccee493b12c5...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. |
|---|