OT-2026-000077187
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000077187) never changes.
Identity and time
| Publication number | OT-2026-000077187 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-774e-8a8c-b464d45b45a1 · 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-2026-000077187 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20e63fdeb7f513d19df50220d19db2c10ec1694ea3db0d1007eab4a2d4e8e368 |
|---|---|
| Markdown | 4ead65c16b988c7dde607c82341924da45ecbb953e76c0f0f5cd157ca998d248 |
| Publication page | 854017b9b82aa10ddb5c3fe1a02fcdeb3001437de6298552ceb34119b06ff403 |
| Manifest | 67d0a696a667f286ccbc1212bfffb62a61a00c501d555a0e31edc804337dc1b5 |
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 | eb7jr6qihSYZoZegMHiltBfjSwUzdN5iMS5M36xdpqcK5ievojwCE/LswDmyYZGOXbnW6DZ40co3wdp95VqdAw== |
| 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
| 2026-09-17T10:08:39.678657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077187observed 854017b9b82aa10ddb5c3fe1a02fcdeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:39.660614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077187/manifest.jsonobserved 67d0a696a667f286ccbc1212bfffb62a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.641669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077187/publication.mdobserved 4ead65c16b988c7dde607c82341924da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.621002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077187/publication.txtobserved 20e63fdeb7f513d19df50220d19db2c1...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. |
|---|