OT-2026-000061290
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, vented 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-2026-000061290) never changes.
Identity and time
| Publication number | OT-2026-000061290 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-1384-7016-95c1-3ae39016754c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:45:45.252443Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061290 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7370b322d50c379908a24443158e3e1c17c6dd77f5e35c3638e373168915738 |
|---|---|
| Markdown | 93f2c327095113d44cd89bc411cc9c420eccce63a1372473a7b6630825650529 |
| Publication page | 9966e89261663931308622db4d2477f96618b2860c0b8602f33d049dc6976b4e |
| Manifest | e86538147c63b24872fed87152b5cc28a5fcb7bc919f93a2cae8a28b50ea7d72 |
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 | u+tOssM7MN26FZmYgLUhbdFGYUYb9gzaWF/gaFQ21+lborJH5x6wN8FV+1hpZ6KxrJFNxEJYuVMP12DNp4iYCg== |
| 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
| 2026-09-17T10:42:42.928189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061290observed 9966e89261663931308622db4d2477f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:42:42.909773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061290/manifest.jsonobserved e86538147c63b24872fed87152b5cc28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:42:42.892236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061290/publication.mdobserved 93f2c327095113d44cd89bc411cc9c42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:42:42.873778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061290/publication.txtobserved c7370b322d50c379908a24443158e3e1...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. |
|---|