OT-2026-000007015
Publication integrity record
Vacuum cup gripper, common isolation valve, pump fed, contact triggered, rubber cups, flat form
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-2026-000007015) never changes.
Identity and time
| Publication number | OT-2026-000007015 · never reused |
|---|---|
| Internal UUID | 01a0a96f-9892-7d79-a3f0-cb3f5f4574b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:57:38.197683Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007015 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6fcf1018c070f8b453f6198c01c47bb76cc63d038e7e90bf3d8a1f8338b45aa0 |
|---|---|
| Markdown | 2fe0e57aef3c44e29d9896bd8e56164a7c5e34e427edbc1c20909414d34d0c38 |
| Publication page | 7cf5dd4e6c352dd3d551c2b40743f9103c2e505eb5d051334c28949bfafb13bc |
| Manifest | f278b4284935d6823c4a4539301a30e3362b7b7cb6d49c756aa6151da20d9a24 |
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 | mvKQZ5+fHw+77rabJjAFW8MY4XAL0ZU7/u4Zhy8VNdi31GpiiBwXqQ7wjcIXOdclGJ6+18F9AgZ5jDAPxihqCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:11.635123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007015observed 7cf5dd4e6c352dd3d551c2b40743f910...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:11.495972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007015/manifest.jsonobserved f278b4284935d6823c4a4539301a30e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:11.482511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007015/publication.mdobserved 2fe0e57aef3c44e29d9896bd8e56164a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:11.470248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007015/publication.txtobserved 6fcf1018c070f8b453f6198c01c47bb7...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. |
|---|