OT-2026-000077089
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000077089) never changes.
Identity and time
| Publication number | OT-2026-000077089 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7080-9c02-7b2eb77bd06b · 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-2026-000077089 |
| Status | PUBLIC |
Content hashes
| Canonical text | daf5cd05cd733b77d87143593b135f3a414aaeb8535aaba8f2e9e675e20a614f |
|---|---|
| Markdown | 21d23c074fce5322feae0b0846e1bfae22c1078e6e14c6489ea67ece80a2a272 |
| Publication page | 6822ebe7d19b01311cad48d83589d2149604c128b36547ebbffd156fcd366ed1 |
| Manifest | c9b2618ec6831779c0cb8d9511f0773b017cdfe26c2fb99204f5e4d6bb51aeea |
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 | KShiCKFiqHdiibdcOR11cpnnJAVqKtNZvlSfTkMXJ/+FtwpgQXo4GQT8sr3h9PJ4J5gkxUM858D6jCiJaYOoDA== |
| 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
| 2026-09-17T10:11:30.296172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077089observed 6822ebe7d19b01311cad48d83589d214...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:30.275253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077089/manifest.jsonobserved c9b2618ec6831779c0cb8d9511f0773b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:30.253031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077089/publication.mdobserved 21d23c074fce5322feae0b0846e1bfae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:30.229300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077089/publication.txtobserved daf5cd05cd733b77d87143593b135f3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.881344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077089observed 6822ebe7d19b01311cad48d83589d214...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.861735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077089/manifest.jsonobserved c9b2618ec6831779c0cb8d9511f0773b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.841520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077089/publication.mdobserved 21d23c074fce5322feae0b0846e1bfae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.820646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077089/publication.txtobserved daf5cd05cd733b77d87143593b135f3a...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. |
|---|