OT-2026-000029939
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000029939) never changes.
Identity and time
| Publication number | OT-2026-000029939 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7a45-9aa7-7badc615011a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029939 |
| Status | PUBLIC |
Content hashes
| Canonical text | edc4fd3e43ab53723f91270da45f153f90f547eb7c8efa3f1db8a64e85b2631a |
|---|---|
| Markdown | 12ef3c2d52a14a15dc92d4557220d156450b70ef05046e22b073bd8ec246c1f4 |
| Publication page | 4629c56490c9ef8017187c5f8fc0716bacf3f19234168588ab021cc1f93b24a0 |
| Manifest | 4b8109a7535d5a349bf5fef797613c0426a43280bb865503728de6e0a3e0b386 |
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 | JYW4IX17FD8PP+wgkglE/aQukHfqFIRsQxYUctJanrnsDCWdiASuSM2Zw6B/C8q4fpHLFggWqcxwJHcvNwc4Cg== |
| 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
| 2026-09-17T11:38:39.019865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029939observed 4629c56490c9ef8017187c5f8fc0716b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:39.003743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029939/manifest.jsonobserved 4b8109a7535d5a349bf5fef797613c04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:38.987759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029939/publication.mdobserved 12ef3c2d52a14a15dc92d4557220d156...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:38.972505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029939/publication.txtobserved edc4fd3e43ab53723f91270da45f153f...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. |
|---|