OT-2026-000051301
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, vented 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-2026-000051301) never changes.
Identity and time
| Publication number | OT-2026-000051301 · never reused |
|---|---|
| Internal UUID | 01a0ae83-2740-7d87-ae39-d19ce91538ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:05.998905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051301 |
| Status | PUBLIC |
Content hashes
| Canonical text | 956c94bb00a7ffe4d7008bbb0b4eb54517dc118ce61e2e1d3b825c4d8abef750 |
|---|---|
| Markdown | 687722e22e17a8170b0c5e3b4b86384776a392c9355a538857c8eda468f4ef9c |
| Publication page | 52c1820b94e7e00149fada68904604505ab1711fd830c3f21871cfe928b6e4bc |
| Manifest | 3d2245584107211c607477bc059aeb039d54bfbd30b01e7578a8cfd4b960fccb |
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 | OfY8bLvlilRsGhh+ksqUEztdymt+DTv6FHuobFS43uQxZoG8Xxyq3oqgYAde9jYCDUzmAREeJCRrrh+TbFC3AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T10:59:06.862075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051301observed 52c1820b94e7e00149fada6890460450...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:06.841565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051301/manifest.jsonobserved 3d2245584107211c607477bc059aeb03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:06.822947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051301/publication.mdobserved 687722e22e17a8170b0c5e3b4b863847...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:06.802748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051301/publication.txtobserved 956c94bb00a7ffe4d7008bbb0b4eb545...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. |
|---|