OT-2026-000077160
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-2026-000077160) never changes.
Identity and time
| Publication number | OT-2026-000077160 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7738-a975-cbbc5ddaf8c5 · 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-2026-000077160 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a1d615cc4f6eb7a76b9116e994a42cee697a343722e6dfeaea6e596baaac383 |
|---|---|
| Markdown | 8edc191a301bb1dc7d4f83a245f23b2fcf7764e22cab9157c5fbf5e3a4ee9c66 |
| Publication page | 8eac14bdc3f632f543366e5492faaea558161b144c75cbacbb0d3618e7a7b952 |
| Manifest | a08ccf56af60a73b04cecee421c726b730234bc2bc861c419a4bd494bcd86e4e |
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 | 5eWJTzTExaBMzDTDnZ5PvF8rSUeZSWwu9k/Med6TQprtSr75MHyPAC/pNAE5/BuHPSQNTrJsXXqONdebchLzAQ== |
| 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
| 2026-09-17T10:10:55.460993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077160observed 8eac14bdc3f632f543366e5492faaea5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:55.308724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077160/manifest.jsonobserved a08ccf56af60a73b04cecee421c726b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:55.290717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077160/publication.mdobserved 8edc191a301bb1dc7d4f83a245f23b2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:55.273257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077160/publication.txtobserved 9a1d615cc4f6eb7a76b9116e994a42ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:24.314187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077160observed 8eac14bdc3f632f543366e5492faaea5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:24.296787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077160/manifest.jsonobserved a08ccf56af60a73b04cecee421c726b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:24.278772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077160/publication.mdobserved 8edc191a301bb1dc7d4f83a245f23b2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:24.259934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077160/publication.txtobserved 9a1d615cc4f6eb7a76b9116e994a42ce...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. |
|---|