OT-2026-000076381
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum 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-2026-000076381) never changes.
Identity and time
| Publication number | OT-2026-000076381 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a70-79e6-979b-af040b0f26d5 · 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-2026-000076381 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3105ea89522d4f8a212717f1cb4a280db61c54a99edac1bfd809b00bf4866be9 |
|---|---|
| Markdown | 9b08e05683a8b694bab451d0222816e7e227415a74325115dbe45b31cd18996c |
| Publication page | 1d3c7ded7b553b7856d53968799a85a1ba7317a2069b5d1fdb2577b895c671ed |
| Manifest | 8438615f49369d5fe2b84d9c22d52de52cb1d2172636136cce324076611b7ceb |
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 | 7dgpgwQ/nJWkdE7GwTto6TdyZwvo6gKz0Zf0V90pkY3kXnXqPf+9e2tyyvqZLFJqjL13q1P7LtZgrgG5guNyCw== |
| 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
| 2026-09-17T10:12:15.290917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076381observed 1d3c7ded7b553b7856d53968799a85a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:15.271749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076381/manifest.jsonobserved 8438615f49369d5fe2b84d9c22d52de5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:15.252055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076381/publication.mdobserved 9b08e05683a8b694bab451d0222816e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:15.233388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076381/publication.txtobserved 3105ea89522d4f8a212717f1cb4a280d...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. |
|---|