OT-2026-000068491
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000068491) never changes.
Identity and time
| Publication number | OT-2026-000068491 · never reused |
|---|---|
| Internal UUID | 01a0ae90-2481-7e65-b505-d170bdbfad7a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068491 |
| Status | PUBLIC |
Content hashes
| Canonical text | 52b06b65fe0fad18d3921f4f960107a2fb4188acd08aeedf97d8bb81f450cab6 |
|---|---|
| Markdown | 7908b18af38aa8735dbfbd3467ecefe9ccd1d64f5751fe4c7f3c26ed822ecd37 |
| Publication page | 5e934b33e7b29e04c3bacac93de28a9c40c59b6c39a38c00af411fb14b267509 |
| Manifest | 651d120cd3183f3ed473add51efbf9a40ce43c11e02af8c0d80822846c1762d3 |
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 | 64y3XtgzmN6DiTwpU7Rjz+tVoWL/u2ff17k2+ASbLH+rygra3K4GZNfV9e/3wq2twP7u9R7t1vi6qCom8Y11Cg== |
| 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
| 2026-10-15T08:42:08.718461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068491observed 5e934b33e7b29e04c3bacac93de28a9c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T08:42:08.663023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068491/manifest.jsonobserved 651d120cd3183f3ed473add51efbf9a4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T08:42:08.578598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068491/publication.mdobserved 7908b18af38aa8735dbfbd3467ecefe9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T08:42:08.478720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068491/publication.txtobserved 52b06b65fe0fad18d3921f4f960107a2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:16.479815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068491observed 5e934b33e7b29e04c3bacac93de28a9c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:16.332639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068491/manifest.jsonobserved 651d120cd3183f3ed473add51efbf9a4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:16.191741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068491/publication.mdobserved 7908b18af38aa8735dbfbd3467ecefe9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:15.964321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068491/publication.txtobserved 52b06b65fe0fad18d3921f4f960107a2...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|