OT-2026-000090546
Publication integrity record
Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090546) never changes.
Identity and time
| Publication number | OT-2026-000090546 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-77dc-ae19-307fcff1cf1b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090546 |
| Status | PUBLIC |
Content hashes
| Canonical text | 639cea3c04fc16bf4790b84d6e8c57b171627ff9d320d5dc8e81eadc51814a6f |
|---|---|
| Markdown | 953fe8064b20396e2bf3992f3949fe3284a1a910ebd3ea2d74628fdd6290bc99 |
| Publication page | bcaacb654e378146aa40a5aa6a3aff8abf8be21b5fad30092a7511aa9a3d210f |
| Manifest | d2a3d64e5d35fe1b1cab629587106c19f415d30e0d947f3d654e9d2ef464488f |
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 | IBknoNtDyPqbh0ppUZJPGDFbKMn0iDlrVyNfljvt/UVFbgIrcgOrWNeEUPAPjOu9mgeszxNZqCB1bJdOgDmHCQ== |
| 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
| 2026-09-17T09:44:43.106851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090546observed bcaacb654e378146aa40a5aa6a3aff8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:43.087162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090546/manifest.jsonobserved d2a3d64e5d35fe1b1cab629587106c19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.068427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090546/publication.mdobserved 953fe8064b20396e2bf3992f3949fe32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.050444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090546/publication.txtobserved 639cea3c04fc16bf4790b84d6e8c57b1...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. |
|---|