OT-2026-000083431
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000083431) never changes.
Identity and time
| Publication number | OT-2026-000083431 · never reused |
|---|---|
| Internal UUID | 01a0ae97-c964-78d5-b27a-0eeb8e321458 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:38.321156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d175fccee82614c831716d33b1006827e25db672dc7505959e184a8561005ca |
|---|---|
| Markdown | 46874a8ed09870e6ae0eb13e23baf456e2949b6151f34d23830bbf9e8bc2e160 |
| Publication page | 33bd3ede94d50a0fd43a00d6880aa7cc445ff4d474d513d442256ed2327a09ca |
| Manifest | 8bc35d29854d0ec64267508d75cf9b733117e51b384ffa0e947ffbf8a95c7bbf |
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 | y3A7/T+eFZB7cGa8nWw5gQa/xG3kJzr5A0iUkdhM7oB8mYwblKEra0XwU4oHVNcfaVM5Vt40T0m5PqYVYmuBCA== |
| 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
| 2026-09-17T09:57:50.869785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083431observed 33bd3ede94d50a0fd43a00d6880aa7cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:57:50.852903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083431/manifest.jsonobserved 8bc35d29854d0ec64267508d75cf9b73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:50.831688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083431/publication.mdobserved 46874a8ed09870e6ae0eb13e23baf456...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:50.814658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083431/publication.txtobserved 1d175fccee82614c831716d33b100682...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. |
|---|