OT-2026-000050634
Publication integrity record
Foam pad vacuum gripper, single stage ejector, vented 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-2026-000050634) never changes.
Identity and time
| Publication number | OT-2026-000050634 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b0-7114-998e-3bd788a81650 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050634 |
| Status | PUBLIC |
Content hashes
| Canonical text | 120259a20ad51737081f25ac737ae25969057a983d5dc59d81416d04ae4fd8df |
|---|---|
| Markdown | fb7e3c4e178400a93994933c79a41e86cc2341c2d940dc366b6dd5398d105e90 |
| Publication page | 04ad33d18ec9dfa5a5a966578fe0417d87c4c55622539c32a94ff9af0365e82a |
| Manifest | d0c21c2f17e6e8dd4db38f56eaa667ffdbffe264ca4efb1cf08f515d82db35e3 |
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 | hMuYC0ikCspPX1c5YS7+JBBA+dr0j56hOPLoB7ztnIRtJnPcClwjNGG2gGXXtBK0WmfR0SwZ8tC9jo8JoyoGAA== |
| 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
| 2026-09-17T10:59:19.528431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050634observed 04ad33d18ec9dfa5a5a966578fe0417d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:19.509255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050634/manifest.jsonobserved d0c21c2f17e6e8dd4db38f56eaa667ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:19.490073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050634/publication.mdobserved fb7e3c4e178400a93994933c79a41e86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:19.434518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050634/publication.txtobserved 120259a20ad51737081f25ac737ae259...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. |
|---|