OT-2026-000076203
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000076203) never changes.
Identity and time
| Publication number | OT-2026-000076203 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a6f-7e16-82cd-beb2b6b6eac0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076203 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5dfd3754484b350aa0760d6a4e977259f2c02d1e38281b5db18ed46f8dc850e0 |
|---|---|
| Markdown | e28cf1bdee27a8fa732a0c4e34b420ec10e15d9e8e6889c636cdff2a319c8331 |
| Publication page | 62b694e9fa95c9068070a5fb714332c2572f80b3372a2fc443dcd3b2b414ea87 |
| Manifest | 694b55b2568e79bc37ec054a396db9a4e8fbd69894ba4ad0da7962ced1bb4e92 |
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 | T7u8JOrZw9S3sELRMjF9QAZ7vEszhkgSQjM3G7WPkpJV3yhQT9o/l27wSBKODHIQ8JFjyqx6rMwTGBy7S0A8DQ== |
| 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
| 2026-09-17T10:11:34.192234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076203observed 62b694e9fa95c9068070a5fb714332c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:33.795165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076203/manifest.jsonobserved 694b55b2568e79bc37ec054a396db9a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:33.774588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076203/publication.mdobserved e28cf1bdee27a8fa732a0c4e34b420ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:33.752827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076203/publication.txtobserved 5dfd3754484b350aa0760d6a4e977259...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. |
|---|