OT-2026-000050617
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, vented 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-2026-000050617) never changes.
Identity and time
| Publication number | OT-2026-000050617 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c4a-76e2-bdb5-503f952ac05f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050617 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a6b653aa3ffa001bb8381ada86c60214a7b8096d143ddeb1f546ea026c962de |
|---|---|
| Markdown | b3a5fdfa729dcb18bf1485d1dcb633874c116032519d4f4f51042532ea8ab92c |
| Publication page | e9bcef01e9b86488ab71d6404de680103b6d7c93e0e472bb3fe3f92d9929522b |
| Manifest | 8a11e6b193879fe3d524449e85ff83be75d59b60bd7eb09668f271ceae445e95 |
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 | h1f5aG3zs1TZztl8MZP52AmA3JttflaHCa1jYipzgf7gSAt3TsSQ4BWsWQGwzfxLXNCrNR2HO32HiY4YEWHSDg== |
| 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
| 2026-09-17T11:01:43.691590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050617observed e9bcef01e9b86488ab71d6404de68010...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:43.674556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050617/manifest.jsonobserved 8a11e6b193879fe3d524449e85ff83be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:43.654792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050617/publication.mdobserved b3a5fdfa729dcb18bf1485d1dcb63387...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:43.635969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050617/publication.txtobserved 7a6b653aa3ffa001bb8381ada86c6021...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. |
|---|