OT-2026-000057888
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off after set-down
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-2026-000057888) never changes.
Identity and time
| Publication number | OT-2026-000057888 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-7648-b21f-865b3cba4185 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057888 |
| Status | PUBLIC |
Content hashes
| Canonical text | 18a5c0c6a174693d56247eb7f398a99ff4b4b3bb3ad642ee0f0a848f7458e28f |
|---|---|
| Markdown | 265b2f3754f5636e08edc037e6cf89ab41633f904bd41ca3e722e87977955137 |
| Publication page | 695ad59ab9003d8fcefcec076655594507c329c12dcc7b89af8fec520fb0d543 |
| Manifest | c54f37fc8eb92aaa8184d90766e2fabbe5ba7f6199046d7dd31653e904145d6d |
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 | fCrXmsXP4sqtJ/MI9TOVEhZhxu3KlLxXXfbV+JH0P0dhIk7wUdZMvF6h25CQg57d7tL8xgq58tqyzRpYKpL0Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:28.757686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057888observed 695ad59ab9003d8fcefcec0766555945...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:28.740107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057888/manifest.jsonobserved c54f37fc8eb92aaa8184d90766e2fabb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:28.711968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057888/publication.mdobserved 265b2f3754f5636e08edc037e6cf89ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:28.692516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057888/publication.txtobserved 18a5c0c6a174693d56247eb7f398a99f...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. |
|---|