OT-2026-000050642
Publication integrity record
Foam pad vacuum gripper, single stage ejector, 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-2026-000050642) never changes.
Identity and time
| Publication number | OT-2026-000050642 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b0-7239-ba57-084d2e54f61a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6cb4f091c37d044b0f77fb797658424123f77d0c79e06c097573a8e4d5c757b8 |
|---|---|
| Markdown | 51fb26335d18be229c5b56fc0c5b30db6be06d9fee235b8cfdb75eca4cf64e12 |
| Publication page | b0290875bf897baf5a787b0f6a46da332dc34ac6b88feaf16fdbe76f346fd10f |
| Manifest | 7ae88664fc8c6cafa1e15328ba42ae1bb09de313f322709827eb86abe53e1d7c |
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 | IT6bmDzizx4y7GUJv6UQP02bMkQ8iEBHju/tSZou1LI8EfTXsEo0ckDcGh0Y7pr62ENw52i+YPmtFAJk5YGbCQ== |
| 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
| 2026-09-17T10:59:20.186603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050642observed b0290875bf897baf5a787b0f6a46da33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:20.164109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050642/manifest.jsonobserved 7ae88664fc8c6cafa1e15328ba42ae1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:20.141286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050642/publication.mdobserved 51fb26335d18be229c5b56fc0c5b30db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:20.120140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050642/publication.txtobserved 6cb4f091c37d044b0f77fb7976584241...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. |
|---|