OT-2026-000007286
Publication integrity record
Vacuum cup gripper, two stage ejector, sustained blow off after set down, rubber 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-2026-000007286) never changes.
Identity and time
| Publication number | OT-2026-000007286 · never reused |
|---|---|
| Internal UUID | 01a0a979-588b-77ad-9c32-b54dd30b3904 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:08:17.166465Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007286 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4e225d8e6a985028f70cb414e2e017086945ca1d4a7e688d479860b43c42903 |
|---|---|
| Markdown | ef2c2e3b1573de1acdc6f83c8e204ab4d7efa09e56d3d263788ec03c7d047ffe |
| Publication page | 49e602ce1cc4146e58aad605c4b2eb9ce7e27d411828a05f446d9ec9d2857325 |
| Manifest | b817ba994d49dfc330097b74827eeffa39165fefdcc69e062acee6b35c587e57 |
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 | jmnC3LkNIhhrMjYGSU/kSabG5uJLDc0Zq7SLLHvL1ZDBzdepGLBM1Q6jyk0JNLm+w0UHcturoMMMgk97zvW7Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:10:07.730855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007286observed 49e602ce1cc4146e58aad605c4b2eb9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:07.718158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007286/manifest.jsonobserved b817ba994d49dfc330097b74827eeffa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:07.706376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007286/publication.mdobserved ef2c2e3b1573de1acdc6f83c8e204ab4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:07.694031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007286/publication.txtobserved d4e225d8e6a985028f70cb414e2e0170...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. |
|---|