OT-2026-000057908
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, sustained 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-2026-000057908) never changes.
Identity and time
| Publication number | OT-2026-000057908 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7ca8-87a1-46bdb761993b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057908 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d267173af06ae85c4153cdee36de6cca090ce793cc30a6131073c4cd7f0a13c |
|---|---|
| Markdown | 4fc181d96ec860dd184077081f47ed8c5eadcafb35ee71904d66c2f6a320984c |
| Publication page | 56584bb11a4493164ba659f05f6eb92ff51b2cda8312c79d70d6f78c6fca79d2 |
| Manifest | 6b6edd081d0f9cbe262afdd7dc82e3ed5cc4c476b04ab5375ceeef11c7209d49 |
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 | 7CWhigXq6UmZY5ghaJeSSsxRywOPuGumSz6CmHERh8dz0bHeZmne+VLMF5WOWlQlea6rle6hTTUJxzPAvUrjCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:30.763603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057908observed 56584bb11a4493164ba659f05f6eb92f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:30.744442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057908/manifest.jsonobserved 6b6edd081d0f9cbe262afdd7dc82e3ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:30.723825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057908/publication.mdobserved 4fc181d96ec860dd184077081f47ed8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:30.704462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057908/publication.txtobserved 3d267173af06ae85c4153cdee36de6cc...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. |
|---|