OT-2026-000059540
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000059540) never changes.
Identity and time
| Publication number | OT-2026-000059540 · never reused |
|---|---|
| Internal UUID | 01a0ae89-ec23-7260-9d11-4cdf198e1a59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:44:29.732559Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000059540 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc862ba4a21db5223727a90db8a2ed750f17bf2ce6b69e8b464a1606c2919ec9 |
|---|---|
| Markdown | e48598eb23541eaff986368af0d90d7fb5cc5367643e42d5e2b37e49136e9a80 |
| Publication page | 1ca26136d710a61d34f27864cd338942a7e60359a812e6f8fe063d41a8aeb63d |
| Manifest | 7c030ebdc7dcff18c4f5de7ef5855d25cd3260862c34c5088b0167530cdf3528 |
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 | ZWQNAFEagHfT/hO/ed1gcppWf3Mp5fGCqxs0KP78XQDaoa2jiywcJJ9g6lNLzxTbTnnL691mivZpLegs6IDbBA== |
| 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
| 2026-09-17T10:44:10.184877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059540observed 1ca26136d710a61d34f27864cd338942...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:44:10.157534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059540/manifest.jsonobserved 7c030ebdc7dcff18c4f5de7ef5855d25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:10.133589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059540/publication.mdobserved e48598eb23541eaff986368af0d90d7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:10.110429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059540/publication.txtobserved cc862ba4a21db5223727a90db8a2ed75...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. |
|---|