OT-2026-000050317
Publication integrity record
Single cup vacuum gripper, two 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-2026-000050317) never changes.
Identity and time
| Publication number | OT-2026-000050317 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c47-7110-ae89-944cb9b3220e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050317 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ff8d1124f59d927d844e6caca82d59db23ded82ca9f05cbda2df1cd8a7fde52 |
|---|---|
| Markdown | e5d79af2180df5ed8eb69a79f29bdc6c631752c71bcd71b63b05ba6b22fdd908 |
| Publication page | da71bea73d43c6f5b5b1ca8adae0b36aa1e3c8f1225b6f6b592854ee56ff6c15 |
| Manifest | b32243da7deedd7656ed3d99c017d19b545723414d0f4cc25a07561f486fc856 |
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 | 3fyuvxF5Z8VztkJdC0I5xgeVulrtuwSApcBg/4+X/ebYxAUpBR5aTqp/C2zHwXFLNosBStGlbgITzflhVqDHBA== |
| 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
| 2026-09-17T11:01:19.660098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050317observed da71bea73d43c6f5b5b1ca8adae0b36a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:19.642657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050317/manifest.jsonobserved b32243da7deedd7656ed3d99c017d19b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:19.625104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050317/publication.mdobserved e5d79af2180df5ed8eb69a79f29bdc6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:19.608750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050317/publication.txtobserved 7ff8d1124f59d927d844e6caca82d59d...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. |
|---|