OT-2026-000100253
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, sustained 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-2026-000100253) never changes.
Identity and time
| Publication number | OT-2026-000100253 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3053-77b3-997c-0966cd0f39dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37653ab4ae5a9017b704359356dba8ec8b440703b1fc68d45d6a2142f8405ed7 |
|---|---|
| Markdown | 87cfbf9e9d4d13c51fb9e1b7ed8ed72441015e5eb7b567a72148364cc19d207f |
| Publication page | 6ddaa225d5b6499207b3ec19cd6403430baa0cfd50fec80409a20db851eda25d |
| Manifest | 7a37558f8081c290c6e75221876786fa794106b8a3a711566e83f840165db9ab |
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 | SD95boZ7p6Xh7gA/ZLdY+nOL9e3sEeIA4Ct/Hi1DFpch4hojy0MpYEebi5G2V/P4HyUKK1J23RamS5s9NeCWDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:30:03.417092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100253observed 6ddaa225d5b6499207b3ec19cd640343...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:03.394326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100253/manifest.jsonobserved 7a37558f8081c290c6e75221876786fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:03.377698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100253/publication.mdobserved 87cfbf9e9d4d13c51fb9e1b7ed8ed724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:03.352782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100253/publication.txtobserved 37653ab4ae5a9017b704359356dba8ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.895362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100253observed 6ddaa225d5b6499207b3ec19cd640343...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.879031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100253/manifest.jsonobserved 7a37558f8081c290c6e75221876786fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.861912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100253/publication.mdobserved 87cfbf9e9d4d13c51fb9e1b7ed8ed724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.844767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100253/publication.txtobserved 37653ab4ae5a9017b704359356dba8ec...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. |
|---|