OT-2026-000076921
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, 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-2026-000076921) never changes.
Identity and time
| Publication number | OT-2026-000076921 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-73b2-8695-97222685a3a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a81c1b3fa03318477c36874e609fcfca4ff8190d5a9ebd369ea0add5e29e245 |
|---|---|
| Markdown | 0ff21ae20ec2df0ad158801e7de07c34e81cffd2a938e60d109d966cf335eac4 |
| Publication page | c9be08c5fc78822248ed9140fe06c5b507bb558da002c36bb68ffc225988da81 |
| Manifest | c538ae8bb1981177ed9ff603b09b0ba5f8d130c58e6b1553ae36a1478204a215 |
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 | tMKjPBkwtqrVoD8+B2mDzfm3aq3EsMW1f25dArlwz+9qeMfUqrFC8xEEZHqzAm5i8SUNkaNl9Z2SX/YuLdkCBQ== |
| 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
| 2026-09-17T10:09:51.493771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076921observed c9be08c5fc78822248ed9140fe06c5b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:51.474155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076921/manifest.jsonobserved c538ae8bb1981177ed9ff603b09b0ba5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:51.453187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076921/publication.mdobserved 0ff21ae20ec2df0ad158801e7de07c34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:51.306885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076921/publication.txtobserved 2a81c1b3fa03318477c36874e609fcfc...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. |
|---|