OT-2026-000077188
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000077188) never changes.
Identity and time
| Publication number | OT-2026-000077188 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7d17-92eb-d691a561aba3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077188 |
| Status | PUBLIC |
Content hashes
| Canonical text | 480ed55e55cf64ff7df88e4c580dc34139c10264669df1cc1a4c9afe38e8e1db |
|---|---|
| Markdown | a54576c2e6a3117c6a1e5c4f6ab279f90e840aae7a333ae1658e35c59eb2c807 |
| Publication page | d5998b607a7ead4af6cf7f5e75e815f7c1e72439348746025a856a64681d4f50 |
| Manifest | 2a6877ffd5ce72d161d26eaf784e3b374fbc616c415702303418c5efe81a9865 |
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 | 7hEs5CjjObyxBlnBmAiGIjR04CUVP9f2ly90Qb894tUd5BAOkSRdGJc2SMlWMGhe31JaHpTFkB480vYw+vsqBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:08:39.754468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077188observed d5998b607a7ead4af6cf7f5e75e815f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:39.737664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077188/manifest.jsonobserved 2a6877ffd5ce72d161d26eaf784e3b37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.719461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077188/publication.mdobserved a54576c2e6a3117c6a1e5c4f6ab279f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.699937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077188/publication.txtobserved 480ed55e55cf64ff7df88e4c580dc341...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. |
|---|