OT-2026-000071570
Publication integrity record
Single bellows cup vacuum gripper, two 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-2026-000071570) never changes.
Identity and time
| Publication number | OT-2026-000071570 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-781c-819d-d795af6cf84f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071570 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd7463b031400b7e48bfcd63b2ed8e81145bb354a91bfc6389bf678e292a9ce6 |
|---|---|
| Markdown | 3e172fdb4f3c41f06b8ef5f4a9706edfa83b741080fb94aa147f92648c5daccf |
| Publication page | 6bdcaf64d7d518ab9e27a0b144fec41089924388b2feb2f01368ca778dca7e2c |
| Manifest | ec6af3bf052e3bb29c5fa63e9d7e398757dec564d6db889a106dd8cc0c9ce04b |
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 | QOd38LDmBw+vSqzbyEH3lWkkX1FuIcmtIFd5hhBYj0xSESLFNHIx9N1wGNL+Cl6/nNC+wuIl8ooFHHVKKkTfAQ== |
| 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
| 2026-09-17T10:25:13.521334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071570observed 6bdcaf64d7d518ab9e27a0b144fec410...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:13.504525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071570/manifest.jsonobserved ec6af3bf052e3bb29c5fa63e9d7e3987...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:13.486905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071570/publication.mdobserved 3e172fdb4f3c41f06b8ef5f4a9706edf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:13.468918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071570/publication.txtobserved fd7463b031400b7e48bfcd63b2ed8e81...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. |
|---|