OT-2026-000015775
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000015775) never changes.
Identity and time
| Publication number | OT-2026-000015775 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4c-7bf4-8d98-b745f01e5efd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015775 |
| Status | PUBLIC |
Content hashes
| Canonical text | 180121131d7c0e05d54fce06e7bd8c94a499856e4521d913ce4761c8bffe452e |
|---|---|
| Markdown | 1a72fe6ef0f066f1aa688e91dab8701df75ca6ccb04f3fac3ff191c9d4deec93 |
| Publication page | 312107afc21945a4476508b0a0a4452359f6e259ec6b2d9645b23a3faffc2127 |
| Manifest | 4a4868f10c2cdccc1de93737c7148883f05923b99d94b948e825d8bd7d2cedaf |
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 | AtVBQb2KlP6ITkUZUGcM96XlBDgMvRpJlp4EuX9EtOHyCeJjBNi7RLbHl7LOF9X3BRmz8Bvj42oQWfGJYEZFAg== |
| 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
| 2026-09-17T12:05:04.519690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015775observed 312107afc21945a4476508b0a0a44523...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:04.500535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015775/manifest.jsonobserved 4a4868f10c2cdccc1de93737c7148883...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:04.482898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015775/publication.mdobserved 1a72fe6ef0f066f1aa688e91dab8701d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:04.463824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015775/publication.txtobserved 180121131d7c0e05d54fce06e7bd8c94...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. |
|---|