OT-2026-000030048
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000030048) never changes.
Identity and time
| Publication number | OT-2026-000030048 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac4a-7cb7-acf9-378a9b29f87a · 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-2026-000030048 |
| Status | PUBLIC |
Content hashes
| Canonical text | 57b416e95d29c43ffa44cab32fc255ca49a10109b1667e30ae87f641cadb91b3 |
|---|---|
| Markdown | da691c2e3b62d3bd6e40bcf616225c19c131c90d6a2bf445ea9738f6d4393774 |
| Publication page | e45cd1f4def2fb2ae4a3665fab377a01fcb8a01fc30954b787ae13f45a01126e |
| Manifest | 5ed6f2eaf4dcda2310c7e0ba8d0dfdad212c6ff7c9748e4f8e371decdf068977 |
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 | KEbAl9pIk4RIVC/5XeB6ibeojfVZD9KaZ4b09xMnphrLlT0l/8EjZT1zzYFVqHQ4cUWMehIboqSS3cMj2XjMBg== |
| 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
| 2026-09-17T11:38:47.234409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030048observed e45cd1f4def2fb2ae4a3665fab377a01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:47.215362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030048/manifest.jsonobserved 5ed6f2eaf4dcda2310c7e0ba8d0dfdad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:47.199164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030048/publication.mdobserved da691c2e3b62d3bd6e40bcf616225c19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:47.181370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030048/publication.txtobserved 57b416e95d29c43ffa44cab32fc255ca...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. |
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