OT-2026-000077375
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000077375) never changes.
Identity and time
| Publication number | OT-2026-000077375 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-7c56-8f09-7172b408107c · 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-2026-000077375 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9ce33d96e19ad4e234f174e911e09fbd7d285dd123bfe55cca1cac8d9805e6e |
|---|---|
| Markdown | ec8e1114a48a60b8d211a5503db1f9cbb6f92a2e46e8ac96b457d46c624ecad4 |
| Publication page | eb7e59f77df97d153465e01a6e25caf27540ad1dea4e5506d0a65e32e40d9228 |
| Manifest | 08ba467e11edafebed261d39e9f4fce74f6dbc6ad0d7ada5e736111b6334471f |
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 | RLP5sDKp0JtLivdpAd9CzB52XMMdKqYBohjInX3xe5aMEMZ5VfL/B31PHc8j80yRjf3uqoMyD8u5uCp0SJ/fCQ== |
| 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
| 2026-09-17T10:09:01.160025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077375observed eb7e59f77df97d153465e01a6e25caf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:01.140762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077375/manifest.jsonobserved 08ba467e11edafebed261d39e9f4fce7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:01.121873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077375/publication.mdobserved ec8e1114a48a60b8d211a5503db1f9cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:01.104908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077375/publication.txtobserved e9ce33d96e19ad4e234f174e911e09fb...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. |
|---|