OT-2026-000004538
Publication integrity record
Bellows cup vacuum gripper, four zone face, per zone isolation, ejector fed, contact triggered
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-2026-000004538) never changes.
Identity and time
| Publication number | OT-2026-000004538 · never reused |
|---|---|
| Internal UUID | 01a0a91b-4a4a-74c2-9e6d-4cfd06e3da49 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:25:33.133660Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004538 |
| Status | PUBLIC |
Content hashes
| Canonical text | eab2098b01153b7be922678114f0dd2f400c088f6c0a6a831b23339f3e6f6dbd |
|---|---|
| Markdown | 0cdd4d3bc1aafb6e19e7fd25f06f5416980fdb69cb2075c2c18e7c3acb1150fd |
| Publication page | bd4784100862936ba08490543626209592da3c67a1a7e1582017e860bf801f09 |
| Manifest | 56f7f4c343a7b27045052b7958316c40119591bc5ce2259236c3e02ba58f34c7 |
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 | YlfHisQdslazQpd3ZvcRWjx7CGxtrEFJ8P3irN03hIth0GLBgs067u1hqH34bnZqRONXseyd3HRmIPd8yGLJCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:16.980675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004538observed bd4784100862936ba084905436262095...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:16.969870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004538/manifest.jsonobserved 56f7f4c343a7b27045052b7958316c40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:16.958802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004538/publication.mdobserved 0cdd4d3bc1aafb6e19e7fd25f06f5416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:16.946172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004538/publication.txtobserved eab2098b01153b7be922678114f0dd2f...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. |
|---|