OT-2026-000072238
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000072238) never changes.
Identity and time
| Publication number | OT-2026-000072238 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7e84-91e6-32895d9592d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072238 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d6a50f8656b4c2e63117d63d572501d5e8874fe19ded1c3386538cfd7027e66 |
|---|---|
| Markdown | 999f3aa4f411b208763d4b6b3de15d81fd3a064abd75660aa337528fc0668346 |
| Publication page | 681297a284d8899c8e1cd3bb7ffcd788f401765661b0a26d3e762e6a28b7ff04 |
| Manifest | 0a43c09f7c8bf3c0706fbd9c01900849938ff315ce9913578a201f69a61a89e0 |
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 | uL/XUOrJn/H0/mrfasUJhmwHuuRil4iHVImIThbtksnUwESuVYC/PXSTn2dw28aWOi9DWAvEFexUWufE1auADA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:20.707559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072238observed 681297a284d8899c8e1cd3bb7ffcd788...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:20.691054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072238/manifest.jsonobserved 0a43c09f7c8bf3c0706fbd9c01900849...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:20.673550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072238/publication.mdobserved 999f3aa4f411b208763d4b6b3de15d81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:20.655509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072238/publication.txtobserved 4d6a50f8656b4c2e63117d63d572501d...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. |
|---|