OT-2026-000081200
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, vented after 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-2026-000081200) never changes.
Identity and time
| Publication number | OT-2026-000081200 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-7419-8a10-74fc81083fd9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081200 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4fa7d05d7b93b61cd41eac16884cd90f099cb9ba3e9a14f07c6fb30c897763ad |
|---|---|
| Markdown | bfe6ba9ea6dd654288ca0ccd214ce9d774e929a3d1efdbf6fa21eda233822f87 |
| Publication page | 293df8f2fd27390284e38b69e8b9c47dd6b56dbfeffa8ee32d563485a1a955ae |
| Manifest | 1c7bfa0aef8fe2c84fc369e95f9fb3bdf37136378e632e380e1dd3c877cf74ac |
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 | /fyhrmlU1FU1rbBtzxJd0E5zFtTbbXrxh+vauTQrmBtYSr73UvJwTTg0WKeBK+IFz6sHOjFVM8KSVpKBXpA+CA== |
| 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
| 2026-09-17T10:01:16.399204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081200observed 293df8f2fd27390284e38b69e8b9c47d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:16.382184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081200/manifest.jsonobserved 1c7bfa0aef8fe2c84fc369e95f9fb3bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:16.366212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081200/publication.mdobserved bfe6ba9ea6dd654288ca0ccd214ce9d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:16.347551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081200/publication.txtobserved 4fa7d05d7b93b61cd41eac16884cd90f...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. |
|---|