OT-2026-000077146
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-2026-000077146) never changes.
Identity and time
| Publication number | OT-2026-000077146 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7f4f-886c-c0ad2dfeb0f9 · 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-2026-000077146 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bbe95429ad8addb558783aed0a20393eda91a3b0f05d2d05a154219ff713f19 |
|---|---|
| Markdown | 28eada2d5d7be299c38da050b0a0c52977c8d4b5d422b66f2ae76c5e09a59265 |
| Publication page | 6e3aea3e8b3b823c26cc9dfec785de2e35cb15bc6196af6ddeccf32cb043ae62 |
| Manifest | 834d14388c31b45bd00bc31c1cc0f7421619273c0278687e685437b43ee77672 |
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 | wi0Pc0LdcXF7DqLEzXsFsQDpasWNy3S2hh1iVEUS4j8w4TIurAuy/6Nt7lBro2MveFsedKXsIv3ZibgdYcP7Cw== |
| 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
| 2026-09-17T10:10:48.744183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077146observed 6e3aea3e8b3b823c26cc9dfec785de2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:48.201460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077146/manifest.jsonobserved 834d14388c31b45bd00bc31c1cc0f742...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:48.058488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077146/publication.mdobserved 28eada2d5d7be299c38da050b0a0c529...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:47.033124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077146/publication.txtobserved 7bbe95429ad8addb558783aed0a20393...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:19.994191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077146observed 6e3aea3e8b3b823c26cc9dfec785de2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:19.976978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077146/manifest.jsonobserved 834d14388c31b45bd00bc31c1cc0f742...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:19.957699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077146/publication.mdobserved 28eada2d5d7be299c38da050b0a0c529...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:19.772652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077146/publication.txtobserved 7bbe95429ad8addb558783aed0a20393...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. |
|---|