OT-2026-000005939
Publication integrity record
Vacuum cup gripper, two stage ejector, sustained blow off 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-2026-000005939) never changes.
Identity and time
| Publication number | OT-2026-000005939 · never reused |
|---|---|
| Internal UUID | 01a0a949-db3a-77e9-86b8-cbdb87287c78 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:16:24.893263Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005939 |
| Status | PUBLIC |
Content hashes
| Canonical text | 18f595583b5e460a5853773b2cbc3fe36cbe541d4a2c4078235f31dc64596a6f |
|---|---|
| Markdown | ec4922a3f3f8afe1a22f7a249d168b87e4ffa9e32a0d93aa514e7c30236b0c89 |
| Publication page | dcfe48114ab1a5a2a6c6720c74575af285ccf28a2169640984537b9e30fe7c14 |
| Manifest | 6e23c47b72ba52f2f75e43dcf5fe61e40eb33037cacc128deed6067d1c6c7547 |
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 | ebT0lHqqDScWPhI2OcC0IyUKqGGttBKSWEMz1nIbwoEUvYlwaMRXodW/VaVVKvTPRSKU80PYqYvO6KzM0RQFCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:15.130215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005939observed dcfe48114ab1a5a2a6c6720c74575af2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:14.993869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005939/manifest.jsonobserved 6e23c47b72ba52f2f75e43dcf5fe61e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:14.979937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005939/publication.mdobserved ec4922a3f3f8afe1a22f7a249d168b87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:14.966459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005939/publication.txtobserved 18f595583b5e460a5853773b2cbc3fe3...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. |
|---|