OT-2026-000040890
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000040890) never changes.
Identity and time
| Publication number | OT-2026-000040890 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d10-7f6b-9b1a-d0919d6f270c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040890 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7057153d6691e1749e325decac3a7a531169fa07d2057a2bcfd1b098b5dd032 |
|---|---|
| Markdown | 079cefb1cbc2a78821ac21fc236a85d94733a04f7e8930dde3a48e54d4f7ca20 |
| Publication page | f68d65c8881331c237214fb3388805affdd13f8a23a5873c93ac3fdc72e62264 |
| Manifest | 1ad29493b8c6bec4eae5b3a3d76faf48466a15251610f54d5215e5edd664c820 |
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 | xDbtldJdm/ie3hgYBz2C5ge9owd0zLv3okfcXyhnY2T3OwsUu83plBRlp/d+vjI+fqvBwE0xkT/q3aTTX/FACw== |
| 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
| 2026-09-17T11:20:15.208756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040890observed f68d65c8881331c237214fb3388805af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:15.186990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040890/manifest.jsonobserved 1ad29493b8c6bec4eae5b3a3d76faf48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:15.167918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040890/publication.mdobserved 079cefb1cbc2a78821ac21fc236a85d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:15.149017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040890/publication.txtobserved c7057153d6691e1749e325decac3a7a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:41.191510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040890observed f68d65c8881331c237214fb3388805af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:41.171553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040890/manifest.jsonobserved 1ad29493b8c6bec4eae5b3a3d76faf48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:41.153636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040890/publication.mdobserved 079cefb1cbc2a78821ac21fc236a85d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:41.135278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040890/publication.txtobserved c7057153d6691e1749e325decac3a7a5...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. |
|---|