OT-2026-000090465
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pressure sensor per zone, sustained 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-2026-000090465) never changes.
Identity and time
| Publication number | OT-2026-000090465 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7450-a9f1-3defd0e7b290 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090465 |
| Status | PUBLIC |
Content hashes
| Canonical text | bceb32fc25f864ab2ff069f947eee3c59aabed3c0c97c38f0ae8d059b2f186f8 |
|---|---|
| Markdown | 99e990554c4b005036a618585cf40f19a6f54f71a6edecfca8a9bf6108081970 |
| Publication page | 8b3a20ea0c72e195fd7045f1265269cba767237a0d13c118c441bdf368ae2c95 |
| Manifest | 62644ab7b8ab9f4d5eebe65b12292d2e024e3aea4e202ff9e9375c8c219fa4ce |
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 | KnjvE1KHrgGBGXnk9S8fKFdvuqLqDu2L6OhpP3s4ZInRpMgZWBIx63jE8whB2kAwvozWzZ7rp9+JByryCcELDw== |
| 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
| 2026-09-17T09:44:35.442603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090465observed 8b3a20ea0c72e195fd7045f1265269cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:35.425170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090465/manifest.jsonobserved 62644ab7b8ab9f4d5eebe65b12292d2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.407813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090465/publication.mdobserved 99e990554c4b005036a618585cf40f19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.387698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090465/publication.txtobserved bceb32fc25f864ab2ff069f947eee3c5...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. |
|---|