OT-2026-000023685
Publication integrity record
Single cup vacuum gripper, three stage ejector, sustained blow-off 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-2026-000023685) never changes.
Identity and time
| Publication number | OT-2026-000023685 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed4-705d-83d0-7bed35b3bbe1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023685 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd09784afeea0bee5b0471de4ba9ff0454a3d13d6cc43b39ce9aef89508f49f3 |
|---|---|
| Markdown | 0988c23a2ad793b57276c2c61adcfb4a80918f4e3831df23f8c447b8d80c27f8 |
| Publication page | c97e368845b8a9407ce99081a3beae39b2c7a8f61aa623f16b203df6b0ad2594 |
| Manifest | a5e5da331c45c3232dfcfb8c50b0f0fa8b1fe667b8762c20aec2997aaf9a1c18 |
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 | qilsbi7VaK8TZ/HEAc4WzAMpIAc3acqmfm+J1rmrhJ1inlq6dpHOzo4rlk1Elj9ctVO/dHYDIj3cMRFc0xERAA== |
| 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
| 2026-09-17T11:50:00.631413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023685observed c97e368845b8a9407ce99081a3beae39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:00.612512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023685/manifest.jsonobserved a5e5da331c45c3232dfcfb8c50b0f0fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:00.589488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023685/publication.mdobserved 0988c23a2ad793b57276c2c61adcfb4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:00.570851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023685/publication.txtobserved cd09784afeea0bee5b0471de4ba9ff04...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. |
|---|