OT-2026-000057992
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000057992) never changes.
Identity and time
| Publication number | OT-2026-000057992 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7162-b947-9a4aed660c24 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057992 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9903c76eb7b770f0da9d5a2a9261fd3b99a009b27b2b060989b640dc5dd2f9c |
|---|---|
| Markdown | 82a8fe1e1f9c78f48dd5d351a9d6a882acad4d74b2c452390a93516e8de4a92f |
| Publication page | a6b3927bfb5f34e5d62f7c264b265ac2598e4a40bb54dc484ea9396982c7e6ea |
| Manifest | 8e475d9f085bd405f8fd26d726fd3ccdec8e5bd93d68e91fbd1f60fce60574c4 |
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 | 7iE0j6rfH5GnT2Lclz4V/gFeUyJDcLJDSCxLmwpHxvjYrPhDmtOPp7rL3+Fvia0TuNVEKMOrkdsPBcUUSm2+AQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:37.308250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057992observed a6b3927bfb5f34e5d62f7c264b265ac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:37.290594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057992/manifest.jsonobserved 8e475d9f085bd405f8fd26d726fd3ccd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:37.271662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057992/publication.mdobserved 82a8fe1e1f9c78f48dd5d351a9d6a882...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:37.252688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057992/publication.txtobserved f9903c76eb7b770f0da9d5a2a9261fd3...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. |
|---|