OT-2026-000052613
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000052613) never changes.
Identity and time
| Publication number | OT-2026-000052613 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-7c74-b77f-da9fa79aa354 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052613 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8cf535358d4f901df3735047ab672f2a137a7a929842fbefd4c9ca43897e253 |
|---|---|
| Markdown | c4de7c38b9c88c60d17ff1ed7e4105592a838ad9157eed4d23d2a1c011bd15c8 |
| Publication page | 8c84ee34fcb577401dfcc71d82c7878c259639f306d7b0cf76885cf619478ad9 |
| Manifest | bb9bb6aaa216d28dbaf572d4e4443989902b5677396ae406d59d929e524b84ff |
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 | UFGdp6GrkyVX6eepdKldqwPrGymmP99bysRPpiV/tZ7g6oYGlYunMV7UARGobSqHsgTXbxmgRQl3pFXUhA6OAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:17.036908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052613observed 8c84ee34fcb577401dfcc71d82c7878c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:17.017682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052613/manifest.jsonobserved bb9bb6aaa216d28dbaf572d4e4443989...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:16.998906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052613/publication.mdobserved c4de7c38b9c88c60d17ff1ed7e410559...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:16.979669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052613/publication.txtobserved b8cf535358d4f901df3735047ab672f2...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. |
|---|