OT-2026-000090673
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000090673) never changes.
Identity and time
| Publication number | OT-2026-000090673 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7dbe-8b45-be4fcb70967c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090673 |
| Status | PUBLIC |
Content hashes
| Canonical text | 934f37525877e2e9a101665cc29e89753547638ebcad598e117f0a62c907010d |
|---|---|
| Markdown | 600c1308f1bfbf9741931a7671e8a0fa516ae0b9d6ce60ab642f7a4889ebf1b6 |
| Publication page | db4bc875bfdb805534f594993f6a52e5cfd9b43dc137b7b92d0f09d3df64a922 |
| Manifest | d68d990e82e9435fdf07cda1ceb9d1883b9dc94d2947a77cf5c6f69783dea6f4 |
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 | QT2e8d6+A9XuxLynM9xX9MMS/oBWvlBSbo4EbbRvEbhLQnEI1NwC3vAXPtYYo4iHiNT1J690sFxDu7fH+DfSDw== |
| 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
| 2026-09-17T09:44:52.141131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090673observed db4bc875bfdb805534f594993f6a52e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:52.125490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090673/manifest.jsonobserved d68d990e82e9435fdf07cda1ceb9d188...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:52.108130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090673/publication.mdobserved 600c1308f1bfbf9741931a7671e8a0fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:52.089507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090673/publication.txtobserved 934f37525877e2e9a101665cc29e8975...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. |
|---|