OT-2026-000067839
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000067839) never changes.
Identity and time
| Publication number | OT-2026-000067839 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fb-7b20-8a4a-ee6fb56ef5b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067839 |
| Status | PUBLIC |
Content hashes
| Canonical text | f654a57785c86fb39d7a55981f802cf71743e12d1bd72a9fa247827e48f0fd0b |
|---|---|
| Markdown | 898b263acaca99bb7757551ee39fc3a4e9b3f7cea3f0d49aaa722c19b175109c |
| Publication page | cbee731c7d61c3fc2df5480aed55f95ebf797f0d5dab942d2a0b27d2aecd7831 |
| Manifest | 1a9172f75df00a7ec164d033f1426c7cd928e50b0c7ef12ef1f8656846034557 |
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 | YrnUxSvVhtAtfTuJtLhnNs7omL52SNMIExO9S95L9VlrMlnpYs+v9LsiwJKmtzUa93uNsiYGL4YCoT/9jTjqBg== |
| 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
| 2026-09-17T10:30:05.674764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067839observed cbee731c7d61c3fc2df5480aed55f95e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:05.656343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067839/manifest.jsonobserved 1a9172f75df00a7ec164d033f1426c7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:05.637736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067839/publication.mdobserved 898b263acaca99bb7757551ee39fc3a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:05.618332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067839/publication.txtobserved f654a57785c86fb39d7a55981f802cf7...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. |
|---|