OT-2026-000062278
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, 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-2026-000062278) never changes.
Identity and time
| Publication number | OT-2026-000062278 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-0abe-7d0b-9e85-895d4a58ada7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:48.542263Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062278 |
| Status | PUBLIC |
Content hashes
| Canonical text | 844afc915ae67dc28b5093185d532148e5c4163a291bb0bbb1c433beb731c3c8 |
|---|---|
| Markdown | f54fc6eaf45521886a2c1fbca00d5eaf244101d51a7be8083d90657c3d2eb897 |
| Publication page | 9c63f395eb6e830f9526a75ebd567858936a62eabb2be27965e21ccc9dc068ee |
| Manifest | f7228bf82fa398c1a3eaeac69230509054ecbdad1f785a98dfaae7b9582dfb27 |
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 | oNuB9JtqWDwg/2G9pZZj9UF2egnvndoVQxPKqLFZt4P6/HZT/tbqQRARzor6Yy5WotAjYz4kfFl64xc1DPw5CA== |
| 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
| 2026-09-17T10:39:33.704701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062278observed 9c63f395eb6e830f9526a75ebd567858...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:39:33.688838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062278/manifest.jsonobserved f7228bf82fa398c1a3eaeac692305090...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:33.670938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062278/publication.mdobserved f54fc6eaf45521886a2c1fbca00d5eaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:33.653765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062278/publication.txtobserved 844afc915ae67dc28b5093185d532148...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. |
|---|