OT-2026-000083639
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, sustained 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-2026-000083639) never changes.
Identity and time
| Publication number | OT-2026-000083639 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0416-7162-b140-2e87501c8b81 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083639 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fba38b5048356af1b2b0766a2c22b2dc83ec43526290dbef877452883f5f9eb |
|---|---|
| Markdown | c96e498b304c905d99bf531a395f4f05a68758b790513855856aba3c1c41ca3b |
| Publication page | b2d07594d2eaaedd54a5af7cd707fdfb33d970821a627202d28b31e91699cbfd |
| Manifest | 3accdcd129ac90df13e2c82b45cc99effd4368eb7c1e2e6ecfe8b95992cd582e |
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 | lw0gCYDwPA8KCcykO7lp8peJPJ2nw0YsKOJkMRv+MZmY5DYya0tvQqreB7SOzqTd3Zxnqv2gqFiEboMm+Ph2AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:57:15.220598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083639observed b2d07594d2eaaedd54a5af7cd707fdfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:57:15.204476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083639/manifest.jsonobserved 3accdcd129ac90df13e2c82b45cc99ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:15.187479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083639/publication.mdobserved c96e498b304c905d99bf531a395f4f05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:15.171609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083639/publication.txtobserved 9fba38b5048356af1b2b0766a2c22b2d...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. |
|---|