OT-2026-000006493
Publication integrity record
Vacuum cup gripper, four outlet manifold, plant vacuum fed, vented after set down, silicone cups
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-2026-000006493) never changes.
Identity and time
| Publication number | OT-2026-000006493 · never reused |
|---|---|
| Internal UUID | 01a0a95d-2a06-746d-a8eb-c863998ac85e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:37:30.248860Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006493 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67cfe37adebb2e8b177f660d62b32783a11ef3ecf6d39351fc3a4b614ca89727 |
|---|---|
| Markdown | 6b950cea162b71da4ec2f6227a27c682f8279f8010ce1da2186984a3b8cefa18 |
| Publication page | 4154534bc6acbc01732297994230cbee6a3329ca3a9596eda3f170238dcf3709 |
| Manifest | 443c490177460eb8c2530bafd1d52301ab56ec2e8ecfc57db918766413f7e5b6 |
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 | ds93GjDLzJuMvVGk+Olfy+ho9orgtgDkqJSyMk/mHyY2kNwlO8GUCKzxqtVQaRM93lQzVYJt2qBrcojAmRqhDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:11.380454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006493observed 4154534bc6acbc01732297994230cbee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:11.242234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006493/manifest.jsonobserved 443c490177460eb8c2530bafd1d52301...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:11.229416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006493/publication.mdobserved 6b950cea162b71da4ec2f6227a27c682...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:11.216074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006493/publication.txtobserved 67cfe37adebb2e8b177f660d62b32783...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. |
|---|