OT-2026-000057732
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, sustained blow-off after 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-2026-000057732) never changes.
Identity and time
| Publication number | OT-2026-000057732 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2695-7466-a6eb-83374b57e958 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057732 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45a51564ed9e128af3d40cd778357e6085a367ee29a7aa6881c68921272998ad |
|---|---|
| Markdown | 62c7c2d07cb7700486aa07a2a04c7e34b719c1795bda0748451a7dc910c0ea09 |
| Publication page | f189dc20d5f66a8796899f695c954495e42889c49857dc3713a4ed857c0d90fb |
| Manifest | 28864b10bec081b9261d684f973fb9a7476fc987f8860ac53904070f6da2472e |
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 | 5iGSTcdDQpNxhXaYq5KRiJPbfXZlkxNPCQtMaDEyUHWARWWv4XAI1QiYZNh8FdvyjGU5Sa6BcT9Zaf6pou6jCg== |
| 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
| 2026-09-17T10:48:24.374173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057732observed f189dc20d5f66a8796899f695c954495...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:24.356194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057732/manifest.jsonobserved 28864b10bec081b9261d684f973fb9a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:24.337217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057732/publication.mdobserved 62c7c2d07cb7700486aa07a2a04c7e34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:24.319029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057732/publication.txtobserved 45a51564ed9e128af3d40cd778357e60...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. |
|---|