OT-2026-000061221
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000061221) never changes.
Identity and time
| Publication number | OT-2026-000061221 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-1381-729b-a118-2f9a571f9fc9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:45:45.252443Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061221 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2c92af3f947f72de3c362d0935af1634cbb97cd20a4dac2902e63c96ee09c14 |
|---|---|
| Markdown | 4eeca74974940ef6bbd12a26df9632538e23a1b272bad236880c7dfa738bf448 |
| Publication page | 76b77445e9f7be2410639f28d919538d67d60fc39b375af80ccab21fdfc2d296 |
| Manifest | 2c72ade5dd7eb0f83c3eb3e075e28ba61fc718fa63f273b835308f67cdf68f03 |
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 | e2BNePa9Q7XNIkPuUPD/Fw0pwAIWyQdVeUQHjEipPH1XxE+GV9xMauYCVEbWqHpeWLO94CZrn7Z7Ydub4HhTDA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:42:37.585937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061221observed 76b77445e9f7be2410639f28d919538d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:42:37.564509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061221/manifest.jsonobserved 2c72ade5dd7eb0f83c3eb3e075e28ba6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:42:37.546912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061221/publication.mdobserved 4eeca74974940ef6bbd12a26df963253...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:42:37.527277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061221/publication.txtobserved f2c92af3f947f72de3c362d0935af163...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. |
|---|