OT-2026-000029876
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off before set-down
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-2026-000029876) never changes.
Identity and time
| Publication number | OT-2026-000029876 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac47-7f2d-9270-d7366ccee542 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029876 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7ead7068753cd07a91dc44f4b3038d8b209aa094898b90cbdab606c189442b0 |
|---|---|
| Markdown | 9621a4eb8e809b6f85904ce036f027c5e00498649e63df7ebaa31732c9b5ed57 |
| Publication page | 9df75f781e1e63ad7e119dc977af5b99aff9f8f80b2de055002e829f3586b963 |
| Manifest | 6b2ca77dd89d89bdd733c0fcac5b844f927c4fee4ad783c7fbc0604bd744dde0 |
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 | COyQgRT2rLXEsvBdGcruzzWJex1amVF5V9bSjGWkVyk1TM+8NEQNYfyUuxmstONcvquXZUnDEKuilDXec3lXAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:38:34.400945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029876observed 9df75f781e1e63ad7e119dc977af5b99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:34.377959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029876/manifest.jsonobserved 6b2ca77dd89d89bdd733c0fcac5b844f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:34.361945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029876/publication.mdobserved 9621a4eb8e809b6f85904ce036f027c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:34.345969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029876/publication.txtobserved d7ead7068753cd07a91dc44f4b3038d8...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. |
|---|