OT-2026-000028876
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000028876) never changes.
Identity and time
| Publication number | OT-2026-000028876 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7a22-b2fd-630b014e56d3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028876 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25b9669d08b0078f708c18404527e6d04baad66c763b337a49e4b4dcfbab55ab |
|---|---|
| Markdown | f885935915953664e548d5462286614cd2176f11c9d08997897a0ff1bebd1814 |
| Publication page | 70d7eac024e34b7c4fe79acad86919a57fc4602eeb33a064d6215c4d5728477e |
| Manifest | f2b0e62a566ef5131f3eade57ab47734e9a4258571326a12dbe71c7fe3f41a20 |
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 | Db3LBUiEOcP6jnr8erzztaBu1kIjF59wFotgDy/+7nG2t/5sfwOqff3VHOWfdO5b1vL+GWso4zbmxp3txYLYDg== |
| 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
| 2026-09-17T08:20:13.716736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028876observed 70d7eac024e34b7c4fe79acad86919a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:13.699270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028876/manifest.jsonobserved f2b0e62a566ef5131f3eade57ab47734...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:13.679912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028876/publication.mdobserved f885935915953664e548d5462286614c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:13.534438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028876/publication.txtobserved 25b9669d08b0078f708c18404527e6d0...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. |
|---|