OT-2026-000031167
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, pulsed 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-2026-000031167) never changes.
Identity and time
| Publication number | OT-2026-000031167 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-70dd-8629-6438dafc36e8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031167 |
| Status | PUBLIC |
Content hashes
| Canonical text | 13a189de5595051770e85a128c680ed0d6da604b891c2cfb5130267b2c3ba3fd |
|---|---|
| Markdown | cc94ab900dd26181d1c46203094b3aea6f7090c26deb2080f672caa6410e1bf1 |
| Publication page | 921a242547b1761198c09c8b1d86e8b0116eb957d1812e37617ff7f8dc3af55c |
| Manifest | 0a706d493a164dc2c4262ea6c5da6282aa9bffd1e750378b86c0fd05817ba19b |
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 | bc8tTwj4PuDTqhFJy0EqadPAey0u78HsabHI7midAbuxrJEfy6faHrnpHpAGLnlI+KkrLl689RLxPS1fvxchBA== |
| 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
| 2026-09-17T11:35:42.969484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031167observed 921a242547b1761198c09c8b1d86e8b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:42.950160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031167/manifest.jsonobserved 0a706d493a164dc2c4262ea6c5da6282...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:42.932009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031167/publication.mdobserved cc94ab900dd26181d1c46203094b3aea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:42.912705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031167/publication.txtobserved 13a189de5595051770e85a128c680ed0...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. |
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