OT-2026-000042620
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000042620) never changes.
Identity and time
| Publication number | OT-2026-000042620 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0ce-7637-85ea-d57a6e4bcd6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042620 |
| Status | PUBLIC |
Content hashes
| Canonical text | 895cbff13cb672e62ecab30e875de7bbc7f760d121a3b9967a5453808b491ff5 |
|---|---|
| Markdown | fd121483753e1cb1d45c2e7e594c818501e0828a6d4211efa3d8be85e7d47699 |
| Publication page | 14b2804969a9e4bd4179e7da18853e5efa03fdeb1a7aa2b59ae041365d5fa556 |
| Manifest | 23b91cb48602d781cd863f9b264d91d3d3351e773111d32dc93d4ed583307d08 |
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 | SP2+vK6O3Z+xLxp3ZtNGNMPRhkiQwy5Q3zCjlhnP+nie6MoWyERgTRyaKO91Kel4kdmwmkfCHS3J9T28+F/bCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:14:21.054440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042620observed 14b2804969a9e4bd4179e7da18853e5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:21.035293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042620/manifest.jsonobserved 23b91cb48602d781cd863f9b264d91d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:21.016209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042620/publication.mdobserved fd121483753e1cb1d45c2e7e594c8185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:20.995089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042620/publication.txtobserved 895cbff13cb672e62ecab30e875de7bb...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. |
|---|