OT-2026-000091022
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000091022) never changes.
Identity and time
| Publication number | OT-2026-000091022 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7f44-8951-cd6fa4bd413a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091022 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ea32bb078bf6755c8be403806e8734e7c1dd3e0f7fde81f321dc1cf7c70f257 |
|---|---|
| Markdown | 4dbc5936541222becbaefcae0f315bd39394f36f59358b22d670855d2446b058 |
| Publication page | d7c453848fcf02acfa5641d4c660f281174eaef333459a1d17911ce0e7d151fd |
| Manifest | 69fad550d71c7836b1d02996baf490f61baaf671f3cc9e6d99a3401be7643be7 |
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 | 8uLrPMUI+xh333QrA3no63gaTI9d4Lu5Cxj7eTRjKZZ2qU4SVU1uBQC1X50odvaGoKceKD9N/GG9OsyEmIZaAQ== |
| 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
| 2026-09-17T09:44:15.776090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091022observed d7c453848fcf02acfa5641d4c660f281...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:15.758730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091022/manifest.jsonobserved 69fad550d71c7836b1d02996baf490f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:15.739909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091022/publication.mdobserved 4dbc5936541222becbaefcae0f315bd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:15.720186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091022/publication.txtobserved 6ea32bb078bf6755c8be403806e8734e...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. |
|---|