OT-2026-000090523
Publication integrity record
Four cup vacuum gripper, four zone face, single 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-2026-000090523) never changes.
Identity and time
| Publication number | OT-2026-000090523 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-75ea-b40e-60304bb60b6f · 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-2026-000090523 |
| Status | PUBLIC |
Content hashes
| Canonical text | 255fad0c69c187fb4a74a3fbec0fb62741f947cd76b53a706d21f9c0576dc65e |
|---|---|
| Markdown | 33ffd28d582145d014b9218d6f2aebdcb758e47bc19a9719e2931ab5e9412bd3 |
| Publication page | aeda099266aaa7d837ffb65539b876a8eabe084ebb8a48479dcf3b4091e93b51 |
| Manifest | 908a6654355b709cf8b13a7ae6bb1c939147d8da1533ac0c1dacaa248cd4a6b9 |
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 | seIQCPuqyLgKI2mcUsPN/6FMIhlsCXUkKcusVJ8RVp/9NZxoN/iDoZ6mVwFScvogNm90q4HBrDKChLpiis5XDQ== |
| 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
| 2026-09-17T09:44:41.606230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090523observed aeda099266aaa7d837ffb65539b876a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:41.587718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090523/manifest.jsonobserved 908a6654355b709cf8b13a7ae6bb1c93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.569042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090523/publication.mdobserved 33ffd28d582145d014b9218d6f2aebdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.550431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090523/publication.txtobserved 255fad0c69c187fb4a74a3fbec0fb627...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. |
|---|