OT-2026-000019255
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three stage ejector, pulsed 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-2026-000019255) never changes.
Identity and time
| Publication number | OT-2026-000019255 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7058-942e-a197bcd0710f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019255 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19276aeb77baf6393ce54d623ef3e7952100b5d75c5d378df610c981c82cdcff |
|---|---|
| Markdown | a11a53b72a1476dd595b551cd50c92d662db2d43733f70eb400ad3e0f5e5c4df |
| Publication page | d7205eef5a3dd2d88582c45bb711c44f85eb3d5f36d508cf6a3d6ba808d5e0c2 |
| Manifest | 81b79b169b430735f5d4075bf5211bda4d43576f95f1d079137ed587a57c66b3 |
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 | 08zdoXoEOSMS0IS7yeI0W+bjKB9mBypy5BY90ZDqZfcrUYAcNgpAmIKt6BxESwJ2FthFkb+VbxGzGFiSS3lXCA== |
| 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
| 2026-09-17T11:58:35.844766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019255observed d7205eef5a3dd2d88582c45bb711c44f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:35.825304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019255/manifest.jsonobserved 81b79b169b430735f5d4075bf5211bda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:35.808415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019255/publication.mdobserved a11a53b72a1476dd595b551cd50c92d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:35.790124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019255/publication.txtobserved 19276aeb77baf6393ce54d623ef3e795...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. |
|---|