OT-2026-000087406
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000087406) never changes.
Identity and time
| Publication number | OT-2026-000087406 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd50-7d0a-b8fb-69e60cc621a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087406 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19a6213a84ed526dc8c98903f485f852a4841b6439de393f4cf5b6fc2404291f |
|---|---|
| Markdown | 2cb9a7cf56eb3bdeb6428d3cdcb829ceb85dc61f3bcac7f71e547f4c692b06d0 |
| Publication page | 3a762865d74c7a12cc836814feca323cb0226c7b67223bc818377a2cafb61a96 |
| Manifest | b218dc831484dd6fa0b8e6e0523acd96e4e313671de1f31eef88bae51e459680 |
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 | 1fwiSmD+kf5Vs/lL4RcMk+h8jROaNB9pgzOo/Y1txDqz2kaXKBY3k3QqyU0fc7PFUOQehRCgxXEFAQbZy3alCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:43.269520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087406observed 3a762865d74c7a12cc836814feca323c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:43.253211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087406/manifest.jsonobserved b218dc831484dd6fa0b8e6e0523acd96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:43.234156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087406/publication.mdobserved 2cb9a7cf56eb3bdeb6428d3cdcb829ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:43.214891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087406/publication.txtobserved 19a6213a84ed526dc8c98903f485f852...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. |
|---|