OT-2026-000072176
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, 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-2026-000072176) never changes.
Identity and time
| Publication number | OT-2026-000072176 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7870-98bc-6f1a0bd4ebbd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072176 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e374dca0caa46b7a0d67869b8daad3e6655692bd93160935d97abe512050a94 |
|---|---|
| Markdown | f80c79672c19008f4add09eed3e061b4e4494fe79bfbec2e7274e04f4659fb6a |
| Publication page | b0c198686b4f22b96fcdc14974625fca4ab2c842bdcc94e4c8cde53b5e807996 |
| Manifest | 569fe13848ea99e2d0496ea967d46cd9cc0d28762af19741307a9845ddb4d370 |
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 | r1DEZXlQWRybC15iAVAmfveh+EwVOKi/CLVzxddUAZZJ27nRZsMMbqu4+GZqrFGgfjqNN6q7Kxpuc/3Eh2h8Cw== |
| 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
| 2026-09-17T10:23:16.425871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072176observed b0c198686b4f22b96fcdc14974625fca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:16.409823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072176/manifest.jsonobserved 569fe13848ea99e2d0496ea967d46cd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:16.392796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072176/publication.mdobserved f80c79672c19008f4add09eed3e061b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:16.376718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072176/publication.txtobserved 8e374dca0caa46b7a0d67869b8daad3e...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. |
|---|