OT-2026-000027451
Publication integrity record
Foam pad vacuum gripper, three zone face, 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-2026-000027451) never changes.
Identity and time
| Publication number | OT-2026-000027451 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-7b03-b126-70816eeed464 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027451 |
| Status | PUBLIC |
Content hashes
| Canonical text | 322fc149ebbd24f4f0e98d88f267bd51c1b3aa55ef2acb0d976a2a62729082d9 |
|---|---|
| Markdown | 11adde8f4dc7ea633e5f8cc9f6e6a194476c039256a133cb426c63f05eb4996b |
| Publication page | 2b6956353ac54e49d0e1afb2ac903f361602079ffc1d9afc6ca6c92b65849717 |
| Manifest | 58efa8276572bebfa925f8820e4bff7535b0a59198cb590a6c4c0258286c4dab |
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 | 3y3d7UGN/q5IVnsivSJpIj1aZnOnRM5cLyWQ5viOimWV5OFX7Lhto2Kc3fiZQvWqw21ndcHcLv0v74WKEP0jBQ== |
| 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
| 2026-09-17T11:42:54.416866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027451observed 2b6956353ac54e49d0e1afb2ac903f36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:54.399347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027451/manifest.jsonobserved 58efa8276572bebfa925f8820e4bff75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:54.381018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027451/publication.mdobserved 11adde8f4dc7ea633e5f8cc9f6e6a194...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:54.361701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027451/publication.txtobserved 322fc149ebbd24f4f0e98d88f267bd51...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. |
|---|