OT-2026-000059744
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000059744) never changes.
Identity and time
| Publication number | OT-2026-000059744 · never reused |
|---|---|
| Internal UUID | 01a0ae89-ec25-7a11-a984-582cf77e90c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:44:29.732559Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000059744 |
| Status | PUBLIC |
Content hashes
| Canonical text | c50d4be737f7e1569b5e240ee60e579feaa33e5b9f67d3990d4b286b38aa6666 |
|---|---|
| Markdown | d5f760478bd2d8c4b57a1c24d11d2c66603d4120ec34545aaba868664bc2cec5 |
| Publication page | a80a75f999d82ee8e52974ad1c91f07407d59ca4478520093af0900e94b74136 |
| Manifest | 7ad4f0c667eab68fe56b37dd0f4277b2ab708ecf60d711703c0d75e5e090a55a |
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 | GmJ+1uP6ZgcF0J1NCVQF08vrcE2Snm9vkY3DUdUKIbfJ10ilCC28dNNzq9j6/UODnA8SBUQzzitN/F62nzn4DA== |
| 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
| 2026-09-17T10:44:28.012334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059744observed a80a75f999d82ee8e52974ad1c91f074...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:44:27.994308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059744/manifest.jsonobserved 7ad4f0c667eab68fe56b37dd0f4277b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:27.977795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059744/publication.mdobserved d5f760478bd2d8c4b57a1c24d11d2c66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:27.958949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059744/publication.txtobserved c50d4be737f7e1569b5e240ee60e579f...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. |
|---|