OT-2026-000013685
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000013685) never changes.
Identity and time
| Publication number | OT-2026-000013685 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-749a-b6ea-2db1e9d2fda1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013685 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32fedc433c9c19bbd2084a0555638ba9fa49a8d803811954d142b1e48f954347 |
|---|---|
| Markdown | a3ddaf450687d700e1213dcec18e1da529791a268faf11d01b4ebdc70144dd0f |
| Publication page | 3b0f53bd090326987fd24215c5e77c50ac873b25a86e9cd16d9723e3ce66167d |
| Manifest | efa9dde8b7f5e0555152da137df30be1777cca63c309fc525f2b7a7a4e13a533 |
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 | a9e2kG6DWXNoANBKN1ospchuzHCXaNrfAkVXmHOd7pnR1vJnxlBfJP84wfjrgGsKLA6usDYfmR8BbwjSHYYvDw== |
| 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
| 2026-09-17T12:08:38.078160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013685observed 3b0f53bd090326987fd24215c5e77c50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:38.057855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013685/manifest.jsonobserved efa9dde8b7f5e0555152da137df30be1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:38.040055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013685/publication.mdobserved a3ddaf450687d700e1213dcec18e1da5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:38.021891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013685/publication.txtobserved 32fedc433c9c19bbd2084a0555638ba9...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. |
|---|