OT-2026-000056012
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-2026-000056012) never changes.
Identity and time
| Publication number | OT-2026-000056012 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-734d-a951-eec09586a283 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056012 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe4c8603836052d9cbd946b5784f110fdd8ab9ba38e4faf6741c319470958c67 |
|---|---|
| Markdown | b154b80bbb769cf2ef3d90c951305878ab2483e4b8686fcd237a97bcc3abaa78 |
| Publication page | 51f9285fdf574be16fcb6fe5d411d95dc6365361266d75d119404f11f6214a03 |
| Manifest | ca1885f9cd58f60838bea307bb5231f4a684f7bc6ecbdce25022ff7b7ce0b3d0 |
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 | FsLkoIEe/Wu6M9N2lLBn5uDOh4x+Jkk5o1WeWnAjRHdXfSqx5KK11FfogAyOCnj8Kxj+tHy0zt57fPoVGmX2DQ== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:27.860420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056012observed 51f9285fdf574be16fcb6fe5d411d95d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:27.841197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056012/manifest.jsonobserved ca1885f9cd58f60838bea307bb5231f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:27.819536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056012/publication.mdobserved b154b80bbb769cf2ef3d90c951305878...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:27.801529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056012/publication.txtobserved fe4c8603836052d9cbd946b5784f110f...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. |
|---|