OT-2026-000038449
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000038449) never changes.
Identity and time
| Publication number | OT-2026-000038449 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d53-7f1d-b27b-0e448ba9aa5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f424a35157dd323d86224f414d9b949d1e9e01e82cde77e08b83c0b9cede4df |
|---|---|
| Markdown | 919e62c40cac932defc26f70eebd52c1f6b435257f66a5ae46267641d422a101 |
| Publication page | 98fc70bd41d0552854a6473bdc75ed09980ce8af1386b87a611d23a0f69b1fa3 |
| Manifest | e8f0c255011f8089f78b0996c24e27bbf367bcc71c799062ba4ac676fcff0af9 |
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 | WlS3ZdzPgRJvc150wMtzuLjx32T3t5aMNoOPGDDtdA44ud2A0QMBKr/szbDwFZeUL1QbbyKGJRktCdZdnnKNBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:22:40.789101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038449observed 98fc70bd41d0552854a6473bdc75ed09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:40.772486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038449/manifest.jsonobserved e8f0c255011f8089f78b0996c24e27bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:40.755661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038449/publication.mdobserved 919e62c40cac932defc26f70eebd52c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:40.737172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038449/publication.txtobserved 4f424a35157dd323d86224f414d9b949...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. |
|---|