OT-2026-000076739
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000076739) never changes.
Identity and time
| Publication number | OT-2026-000076739 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b06f-7e4f-8728-7aeb7e51f6a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076739 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b2bca42304a0674c5c98d09014acf4ea252100c75fbff392693326fad8a6d11 |
|---|---|
| Markdown | d71748e9e8d0c2d1663d1ad68fee3aaabe7870e69fe8ee83a671753ff4163e78 |
| Publication page | 7221199d57ddd82380eff1fbd20220e178e281bc96f86e70903e8d57eb4e32ec |
| Manifest | 4d6fcbeff3f28aa3679cb6319314d4238ee548e50cbc9e42e8c127869c9033fc |
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 | zkYAuXJu9qBdDNuc4SU45Pf94AVUKd/FlhnKHZQRQG8UTmsH0yzgFuC9pkSNUufjw4YjJepMYBYymnAfLs+qBw== |
| 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
| 2026-09-17T10:09:31.754408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076739observed 7221199d57ddd82380eff1fbd20220e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:31.732348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076739/manifest.jsonobserved 4d6fcbeff3f28aa3679cb6319314d423...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:31.712309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076739/publication.mdobserved d71748e9e8d0c2d1663d1ad68fee3aaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:31.694726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076739/publication.txtobserved 2b2bca42304a0674c5c98d09014acf4e...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. |
|---|