OT-2026-000056196
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000056196) never changes.
Identity and time
| Publication number | OT-2026-000056196 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-7311-b937-f951a92a001d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056196 |
| Status | PUBLIC |
Content hashes
| Canonical text | 280f6e5e2ca0ccaf76b020f5cb0b82e69fc62cf0b920d66712a0139ad5ba2149 |
|---|---|
| Markdown | 09858146e1e1e49c545eb5d390c295daa5ac0610918fce100eb46fbb581f1af5 |
| Publication page | 1d5f32dcf82863d0d9ad8f9287fb6ceadc1144ca85e5215c27596b4b137034bb |
| Manifest | 80150ff2967486aef9d03645f4d74efcfb24758482d5c806b7280388bc6548c3 |
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 | PEjwx8P80Z3QydQRTxidYRvL+eqf/tbOFanPt9YPzO/bxWJexhcI1PBkW5cKN1YItLyXLt7VOIs/Ys1ikECOAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:39.939195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056196observed 1d5f32dcf82863d0d9ad8f9287fb6cea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:39.921137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056196/manifest.jsonobserved 80150ff2967486aef9d03645f4d74efc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:39.901851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056196/publication.mdobserved 09858146e1e1e49c545eb5d390c295da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:39.882246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056196/publication.txtobserved 280f6e5e2ca0ccaf76b020f5cb0b82e6...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. |
|---|