OT-2026-000041929
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, sustained 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-2026-000041929) never changes.
Identity and time
| Publication number | OT-2026-000041929 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a6-7adb-a3fa-480bc37cea84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041929 |
| Status | PUBLIC |
Content hashes
| Canonical text | a149cd915e80f5f619177784cb386a4dd2c11d2ce943de2dedf5b3c9f21bc888 |
|---|---|
| Markdown | b6c00e35f56a0b566dd0adca047c66fba4c40e86dfd45cd11085278becb7d760 |
| Publication page | 6ec6bcca39b45ddb40e0587018ec0227f5f3bd5013f175abf547b52fc96320f4 |
| Manifest | 9357edc422ed8d22cb239c02b6551a30fb6607fe8b278ded42f01328e9c3b202 |
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 | 1A5SRBf+FlgVMKVDAQcwVU6HPffbWos8hh1epJuTV4fSIIejSLAL1wPPbwjDHoJGgBRSPA+fcwE28nhT8C4DCg== |
| 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
| 2026-09-17T11:16:48.978274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041929observed 6ec6bcca39b45ddb40e0587018ec0227...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:48.961651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041929/manifest.jsonobserved 9357edc422ed8d22cb239c02b6551a30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:48.944375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041929/publication.mdobserved b6c00e35f56a0b566dd0adca047c66fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:48.928871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041929/publication.txtobserved a149cd915e80f5f619177784cb386a4d...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. |
|---|