OT-2026-000090208
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000090208) never changes.
Identity and time
| Publication number | OT-2026-000090208 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-715a-9ece-d87d628207b8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090208 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98900938687b3750171270903cdbb4c9bba408b3f56fd68e5bf3b110815f2f68 |
|---|---|
| Markdown | 683723bcfc7ea74dbcf71a4aa918433b0c022ede10dd7d307fde638b9118679c |
| Publication page | f284c6c2012e4a231670faa104f451eb1b138c3fe906cb126e56d2a21047f1d5 |
| Manifest | 3783c3a53a3c630ad0eb14ad598278ba4cb8b7dd0bfd54c9925ca41f190c08d2 |
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 | hxJq2/wZYwbCUlpNRNheR8EHgnJmCKvZ4ouesSrt34Jb2HD7iiXe0VQT9PMXE1qZQyeRbh5MzOLJfs3LZJUwBg== |
| 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
| 2026-09-17T09:45:33.825414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090208observed f284c6c2012e4a231670faa104f451eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:33.806045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090208/manifest.jsonobserved 3783c3a53a3c630ad0eb14ad598278ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:33.786980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090208/publication.mdobserved 683723bcfc7ea74dbcf71a4aa918433b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:33.756572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090208/publication.txtobserved 98900938687b3750171270903cdbb4c9...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. |
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