OT-2026-000081212
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000081212) never changes.
Identity and time
| Publication number | OT-2026-000081212 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-7d43-862e-fb67cb3ef504 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081212 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1705e62039e543a70d58aa8b3cf4d1ed774855e2d07ed88aa4a57ae9a1b71a9e |
|---|---|
| Markdown | 1207fc81ada0d39a1ad68f5b70c5f59d1b4c4cb3ff908e850ca4864149a74d54 |
| Publication page | b3ccc78f6842b66bf40108269a92ed2acf2201c6e0b8f14919b7e8ba12ed03ad |
| Manifest | 9a8f6e7bbe3db808eb9d05bce313e8dfe480c33c86e351d723bf02d83b146856 |
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 | M51jFoHn5xlpiuD1RKXPaYf0HoHdrIzf4JzDpaq0tOa9qRd1LRuWikxm7i2KJiHr2xcmHcCM98Bhp2XZ7UfXDw== |
| 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
| 2026-09-17T10:01:17.447560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081212observed b3ccc78f6842b66bf40108269a92ed2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:17.429658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081212/manifest.jsonobserved 9a8f6e7bbe3db808eb9d05bce313e8df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:17.411008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081212/publication.mdobserved 1207fc81ada0d39a1ad68f5b70c5f59d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:17.392005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081212/publication.txtobserved 1705e62039e543a70d58aa8b3cf4d1ed...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. |
|---|