OT-2026-000026520
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, sustained blow-off 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-2026-000026520) never changes.
Identity and time
| Publication number | OT-2026-000026520 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a8-744d-be8a-40ad878c5b52 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026520 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba7b6c8fd2f68dbcfe95e1052a7f939fbd12d377185ed869f55df64c18d2d3f9 |
|---|---|
| Markdown | a33e8bf1b42f164abd664f8776b3673a119e58921710bac7a9797303af7a3c4d |
| Publication page | f3c59dd1db55df4e94b7c6fb6e0f5db682dc423c9044691eb33f9f09ce3fc2aa |
| Manifest | 975bb3e22002a1dbd253f16481170e8df618459d1286a898dfdf17f38fd0ac3c |
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 | sipWDmdF5SJ0zWS0uoyJS99ctAQsfbneIALiIUQQgG0GBJ5EqfViUan5CKu/xykOt1EIMtO7aW51YQ0Ybt0+CA== |
| 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
| 2026-09-17T11:44:38.862958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026520observed f3c59dd1db55df4e94b7c6fb6e0f5db6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:38.843846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026520/manifest.jsonobserved 975bb3e22002a1dbd253f16481170e8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:38.826692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026520/publication.mdobserved a33e8bf1b42f164abd664f8776b3673a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:38.810740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026520/publication.txtobserved ba7b6c8fd2f68dbcfe95e1052a7f939f...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. |
|---|