OT-2026-000057756
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000057756) never changes.
Identity and time
| Publication number | OT-2026-000057756 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed7-7753-94d8-a5a93226b1e0 · 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-2026-000057756 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d1ba1e4c5cb62031e27c509f1c42e9384232dc6387b29ae99879b6b8a0216c8 |
|---|---|
| Markdown | a7f1d06c5e7bd41406dbff46a0fdc6995c5a484c1571f3b05919457b503c13ba |
| Publication page | 957a72fb5056abab825a15ecdc75670e521baa6377993090093d74dacf6242bd |
| Manifest | 3695bc7610c9ed38db351af2247111b34b5c2b5b2180f790e8e576657d6b9798 |
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 | PQji/NHQp0jXRzfwJOeWJW6urQQdB9N/wMVsG0BYoF/pttOaKYI/fxSarlu86f8okZmlUgSdE1UJL9hEaIR8Dg== |
| 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
| 2026-09-17T10:47:18.052927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057756observed 957a72fb5056abab825a15ecdc75670e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:18.035516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057756/manifest.jsonobserved 3695bc7610c9ed38db351af2247111b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:18.016416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057756/publication.mdobserved a7f1d06c5e7bd41406dbff46a0fdc699...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:17.995975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057756/publication.txtobserved 8d1ba1e4c5cb62031e27c509f1c42e93...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. |
|---|