OT-2026-000056120
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, 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-2026-000056120) never changes.
Identity and time
| Publication number | OT-2026-000056120 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7f59-a348-a55fd446b190 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056120 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c6091d4f08f0d0b97adc64422776f10ab7f44917480d7b693e62b87992efcbd |
|---|---|
| Markdown | b6101de1d006a3b1ee64dc2a0b0314cfe1d669918536b673577865ced3b1b5aa |
| Publication page | 247f501741ce8633db07123574c6e01bd7be80a98cd631691a4472699818db1c |
| Manifest | 32e3dd30354d21e7a7ef26be3098f2add4eb52897e8fa7d6f9bc862c4c8832c7 |
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 | MPMjlUTH+Meu2rZ49jGYeJfl+8RaHcheCNULFS2AoXTWrgBPvEDGK6tBk8lEdnHEGRUXMK27c7muUrFAzLDJCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:39.902554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056120observed 247f501741ce8633db07123574c6e01b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:39.883165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056120/manifest.jsonobserved 32e3dd30354d21e7a7ef26be3098f2ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:39.865117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056120/publication.mdobserved b6101de1d006a3b1ee64dc2a0b0314cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:39.846755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056120/publication.txtobserved 3c6091d4f08f0d0b97adc64422776f10...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. |
|---|