OT-2026-000078008
Publication integrity record
Single bellows cup vacuum gripper, pump 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-2026-000078008) never changes.
Identity and time
| Publication number | OT-2026-000078008 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-78dc-9d65-c9119eccfff3 · 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-2026-000078008 |
| Status | PUBLIC |
Content hashes
| Canonical text | b629df40ddb54dd3077825b8b0364b46c7f861b3a4c22c2b379df0f0bf08a2e9 |
|---|---|
| Markdown | 5e4a941c4d901558bdf2247a77a97c452ad7fd84173983d1441d8c490cc85632 |
| Publication page | 0322108435f91f19ddce367ad9ec47d1e259278489053c0ab1e323679584f18a |
| Manifest | fc287ab15d9827960382109a6cde38c77ab298f70df48ba1d82b5000b0d7a84c |
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 | HJYMp1ElcEhyluXnl4eEmY9+ehNmK8yy6jAK0vzB4zxd0KzREKBmGlE/j+VzwY2bgA6YM0R1MSPHSnjSqKWkAA== |
| 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
| 2026-09-17T10:10:29.556552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078008observed 0322108435f91f19ddce367ad9ec47d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:29.537749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078008/manifest.jsonobserved fc287ab15d9827960382109a6cde38c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:29.515542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078008/publication.mdobserved 5e4a941c4d901558bdf2247a77a97c45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:29.495419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078008/publication.txtobserved b629df40ddb54dd3077825b8b0364b46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.771168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078008observed 0322108435f91f19ddce367ad9ec47d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.752602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078008/manifest.jsonobserved fc287ab15d9827960382109a6cde38c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.733966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078008/publication.mdobserved 5e4a941c4d901558bdf2247a77a97c45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.715916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078008/publication.txtobserved b629df40ddb54dd3077825b8b0364b46...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. |
|---|