OT-2026-000104247
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pulsed 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-2026-000104247) never changes.
Identity and time
| Publication number | OT-2026-000104247 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-7fae-85aa-54f648008f89 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104247 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd1dea1ea6398b858e2dc59629372ef431f83115f056c99f2093b11161de16d1 |
|---|---|
| Markdown | a69f2dc2be69a9da321339f8ec55ce2ded17495a7d5abdd97bf3a84de4ef8953 |
| Publication page | b27c28314ec804fc584801ff3d13298cd7fd88802cf6337b09a38980819b270c |
| Manifest | 27c1a341d2a11e231e1962609aa1088bedf9dd9475c2451dddcba03b8958ce11 |
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 | dm3bDfhgV6azG5VWddsgQj6sjO9cpnKqdg2+ac+ilxpGDhsvVHBaDuDh9AnPB+jqRlDjKBGGNeRSWUqkYVKXCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
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Independent retrieval
| 2026-09-17T09:20:21.457843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104247observed b27c28314ec804fc584801ff3d13298c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:21.441192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104247/manifest.jsonobserved 27c1a341d2a11e231e1962609aa1088b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:21.423119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104247/publication.mdobserved a69f2dc2be69a9da321339f8ec55ce2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:21.405575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104247/publication.txtobserved dd1dea1ea6398b858e2dc59629372ef4...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. |
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