OT-2026-000022637
Publication integrity record
Single cup vacuum gripper, common isolation valve, 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-2026-000022637) never changes.
Identity and time
| Publication number | OT-2026-000022637 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-7a71-a304-193fea1ef62c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022637 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ecdbfbc3a147cd6a6a99654430ee53532826d9933d11f203b29c1e4f1beaa89 |
|---|---|
| Markdown | d8f244eca47c9b72cf59abbbfa704879f96892d7d417a92123d3615b85dccd39 |
| Publication page | 4c01691afb0aea24e9d02b7d71a14a95b3881f69055c152daba7668eb9dc4e83 |
| Manifest | 8cedbf025f553300b76621e3d8d144abb0e2744801eda0fcb07db3cbaf300a5d |
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 | VrYMb8aX7+iaeQgXUjrrqFGpdMKQXd3vxZsPFb8UST0K1wYkrK80PsuGUh2W5E46kIL7muUgPm8RIcJMLIjjAQ== |
| 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
| 2026-09-17T11:52:00.952643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022637observed 4c01691afb0aea24e9d02b7d71a14a95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:00.937724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022637/manifest.jsonobserved 8cedbf025f553300b76621e3d8d144ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:00.921842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022637/publication.mdobserved d8f244eca47c9b72cf59abbbfa704879...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:00.905116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022637/publication.txtobserved 4ecdbfbc3a147cd6a6a99654430ee535...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. |
|---|