OT-2026-000044576
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, 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-2026-000044576) never changes.
Identity and time
| Publication number | OT-2026-000044576 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-39d9-703e-94b3-8a8e8a90120c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:32.012327Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044576 |
| Status | PUBLIC |
Content hashes
| Canonical text | 187ff975c2440e212edaad8004bf0fdaf4ce75602b602a716cedaf4ced6942a0 |
|---|---|
| Markdown | 2ec7392809118dd43ad2bc1afcf3d2c85aeb31ba8787cd256f5e242440e00cff |
| Publication page | d48240e4b87ea45430a0b5e2fa0f7abbe131ffc33992ecbd7cb0aa8f2f2f1e60 |
| Manifest | a66a9bc3e5788143fc7cf7f99ab4e7dbef9a532e73dd5ea1e28213ff33acfd55 |
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 | W2OY+zP1PuKrCwOlfnB49BIhYBxIjvKK+nhhtQFiVMlYJEkwITRQxb3G7R7YM29Fu09UQYvi02knv75F9AQjDQ== |
| 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
| 2026-09-17T11:11:46.388559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044576observed d48240e4b87ea45430a0b5e2fa0f7abb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:46.371043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044576/manifest.jsonobserved a66a9bc3e5788143fc7cf7f99ab4e7db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:46.354087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044576/publication.mdobserved 2ec7392809118dd43ad2bc1afcf3d2c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:46.335405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044576/publication.txtobserved 187ff975c2440e212edaad8004bf0fda...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. |
|---|