OT-2026-000070728
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, vented before 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-2026-000070728) never changes.
Identity and time
| Publication number | OT-2026-000070728 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2c-7288-8067-8fcf78e9ff60 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000070728 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf2b32c21bd7ae062340b8258a1ef8a3f18883d56e57370e8f30fc7607b263cd |
|---|---|
| Markdown | 5817a66afcbaf9d7c7dac7b92efaca9a552dad081332191d27171e20c7a85d84 |
| Publication page | 32efc525551110861e441e80eacf173b7bb457b642f2fa6971e65afe65545466 |
| Manifest | 061d93bc531adf6ab7061c164615b2de0ab67642c6046df100567a2aff0326bc |
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 | 9NElzXnbOOgyHnQcY/4w1JQzwo7eqzKQ6MBoemhCnaQQeifaj3AN0T/B0QyrOx3FG9NMvFRDPiQGMXtexQMcBw== |
| 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
| 2026-09-17T10:25:25.477731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070728observed 32efc525551110861e441e80eacf173b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:25.458018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070728/manifest.jsonobserved 061d93bc531adf6ab7061c164615b2de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:25.437429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070728/publication.mdobserved 5817a66afcbaf9d7c7dac7b92efaca9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:25.416888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000070728/publication.txtobserved bf2b32c21bd7ae062340b8258a1ef8a3...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. |
|---|