OT-2026-000071550
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, vented before 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-2026-000071550) never changes.
Identity and time
| Publication number | OT-2026-000071550 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-7353-bea8-7837b2b63ad0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071550 |
| Status | PUBLIC |
Content hashes
| Canonical text | d35f7aabb64eaf04b19b4605685bcdb6b7a6b92abeed0e6a5d11621961abe86d |
|---|---|
| Markdown | 870d652c8584cd8c4a52186c39a98c77599b2ec0967fcf78bf52988780efdd78 |
| Publication page | ed51e932747dd259e6b62398730421f5ab5400c64caa18a15c21ebdabbc598a3 |
| Manifest | a4bf0d0606e382bff86bb7e4a66fdc12609cd4b4bfeb8548b0c04b864af778c6 |
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 | BbRiOttwDZh5gbyLeWbKZkVSZ1b7FE5K6PJlIPvdRRmPItq7zDZ/RXf15g5UxlhkUWrDmq+r0vDRq4PtC+jzCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:24:56.498957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071550observed ed51e932747dd259e6b62398730421f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:56.480726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071550/manifest.jsonobserved a4bf0d0606e382bff86bb7e4a66fdc12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:56.454881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071550/publication.mdobserved 870d652c8584cd8c4a52186c39a98c77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:56.430033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071550/publication.txtobserved d35f7aabb64eaf04b19b4605685bcdb6...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. |
|---|