OT-2026-000075981
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000075981) never changes.
Identity and time
| Publication number | OT-2026-000075981 · never reused |
|---|---|
| Internal UUID | 01a0ae94-2a00-7ef7-9913-684427ec1734 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6b2c2935867964d602429e52ebdb7c756dc5d8682ea33b0908cd63b7beec6f14 |
|---|---|
| Markdown | 2d4b353ba2e158bab0142b81594a9e29275b2b56b06212c08bc3036912362a72 |
| Publication page | 26535073359645b2b52c1405f9a005b1222114baf843395e5106288ad2436d55 |
| Manifest | c60c7bf1e2f498fbf093ef932c3734d77b06f5b5a7aaa407f0af918ded17b76f |
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 | ENXgciYpVYddGp9u79WdXA2uqOiUYwDKcvBQXTx6SpOZ/HYnAi28yqBBjj0iTkHjOr9zFQ3ZzMri4zKXS8g6CA== |
| 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
| 2026-09-17T10:20:13.475308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075981observed 26535073359645b2b52c1405f9a005b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:13.456717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075981/manifest.jsonobserved c60c7bf1e2f498fbf093ef932c3734d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:13.436428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075981/publication.mdobserved 2d4b353ba2e158bab0142b81594a9e29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:13.414980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075981/publication.txtobserved 6b2c2935867964d602429e52ebdb7c75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:01.542170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075981observed 26535073359645b2b52c1405f9a005b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:01.524080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075981/manifest.jsonobserved c60c7bf1e2f498fbf093ef932c3734d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:01.506186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075981/publication.mdobserved 2d4b353ba2e158bab0142b81594a9e29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:01.487558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075981/publication.txtobserved 6b2c2935867964d602429e52ebdb7c75...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. |
|---|