OT-2026-000072949
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000072949) never changes.
Identity and time
| Publication number | OT-2026-000072949 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-75f4-96ba-a00a5b5af962 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072949 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58201f34eb82abc1cfa1cbdbd8115bdbcc0a88061fd58d5f6d00844e91d4ec04 |
|---|---|
| Markdown | ecabc71269f9d5bb5891303e5f046e1942abc908d193ef4fb106b02310fafc3e |
| Publication page | 61abf5ad8951f530116a31c740d24843825a064036537be262eb625ecf4a6fba |
| Manifest | 4a978baced27a2902dbb1317b2a92025d1cda513cbb6faffc13b165e689e1108 |
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 | dULjq8TXd3mDJ8rVnmaNm2UlOST5OiTWy8zxZXmzNmdrhR6IW6kNTne3OJZcUyqWmyLrPnXYqIe3YXT/WX4RDA== |
| 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
| 2026-09-17T10:21:52.409811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072949observed 61abf5ad8951f530116a31c740d24843...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:52.389904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072949/manifest.jsonobserved 4a978baced27a2902dbb1317b2a92025...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:52.370862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072949/publication.mdobserved ecabc71269f9d5bb5891303e5f046e19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:52.341739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072949/publication.txtobserved 58201f34eb82abc1cfa1cbdbd8115bdb...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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