OT-2026-000041509
Publication integrity record
Single cup vacuum gripper, single stage ejector, 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-2026-000041509) never changes.
Identity and time
| Publication number | OT-2026-000041509 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e89f-7854-9339-acf54fc671c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041509 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb3e9b0a24074c109a21672d9e58a90c5ac4aee4866b10bc90fd20ed4d5de918 |
|---|---|
| Markdown | 8b20c028a5f810328f44a5315f6e8d6febf354400951ab8815f3a1d7295f754d |
| Publication page | 69d91999558e79ee0602589866398e8e97d3872a4f6d92ccb65374899539abaf |
| Manifest | 1efda2ad6f345e6f3900de2e40a16f2e972e5b3fd909ae8db6f683d618ae5d11 |
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 | +s8Rh4IN/q8aWC1JGF95T+YoYlv3M41nDUJjPJ1HU/4+j7YumL3pd30Ro7ULiMlvxNdz4FmbKt5IUmEOW/UsBA== |
| 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
| 2026-09-17T11:16:16.602996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041509observed 69d91999558e79ee0602589866398e8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:16.584619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041509/manifest.jsonobserved 1efda2ad6f345e6f3900de2e40a16f2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:16.565451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041509/publication.mdobserved 8b20c028a5f810328f44a5315f6e8d6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:16.547558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041509/publication.txtobserved bb3e9b0a24074c109a21672d9e58a90c...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. |
|---|