OT-2026-000099631
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, 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-2026-000099631) never changes.
Identity and time
| Publication number | OT-2026-000099631 · never reused |
|---|---|
| Internal UUID | 01a0aea2-c976-79ce-afbf-db5f91725319 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:39.138466Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099631 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9a657c85231b01638db03f88fee392ac1eb7371a8f5ebc23cf2b4ac13b253ec |
|---|---|
| Markdown | 2e2032ffe2c048ecdf7430a0872675916fd619aabfc49b723760864e25c46722 |
| Publication page | 844cbf7d7ec063a5927748b527445abf800d4f262cdc3d74d7fe83ac53a64b84 |
| Manifest | 2cf35362e8e7a4cffb4304c5a2f2240ac2a8ed5700d81f582113edf4d6171002 |
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 | SQzWuqknWv33sSBZyh1WQXwUNTbZueQY321JJom1noH3B8Nn/c5c6zl5KeXDeYaXDqt0lPY06Qdn34Xjjsi7Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:29:34.023316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099631observed 844cbf7d7ec063a5927748b527445abf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:29:34.006482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099631/manifest.jsonobserved 2cf35362e8e7a4cffb4304c5a2f2240a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:29:33.989080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099631/publication.mdobserved 2e2032ffe2c048ecdf7430a087267591...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:29:33.971112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099631/publication.txtobserved b9a657c85231b01638db03f88fee392a...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. |
|---|