OT-2026-000023891
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000023891) never changes.
Identity and time
| Publication number | OT-2026-000023891 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-71f4-bfc9-a5e70aac3a09 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023891 |
| Status | PUBLIC |
Content hashes
| Canonical text | c28549e048591ae032946e672f7d5799d1b9f7f5344f8df1a2ec5ac364e85c7e |
|---|---|
| Markdown | 61d1f5295c02eba5f3c8903ede9cdc2cf816e166bd563f201129e78a7ed42240 |
| Publication page | c7f22afc42af7af8f003efc25b4c90ba8951b824ed93f176349978122c3e308a |
| Manifest | 93aa6a7f1038b97b9f05d3ac4f02309b62a2e5c2efaafd601f04cda07cacfa83 |
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 | OZm6hmRQGY1isUXS1miX4ADwdyE1hrPGJpu/QQQ+Z8aiWG95yfZsts8sGyULzt3m48Yp+Ny4YTJJYGvt9NRqCw== |
| 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
| 2026-09-17T11:50:30.244617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023891observed c7f22afc42af7af8f003efc25b4c90ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:30.220096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023891/manifest.jsonobserved 93aa6a7f1038b97b9f05d3ac4f02309b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:30.202745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023891/publication.mdobserved 61d1f5295c02eba5f3c8903ede9cdc2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:30.186177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023891/publication.txtobserved c28549e048591ae032946e672f7d5799...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. |
|---|