OT-2026-000050902
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, plant vacuum 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-2026-000050902) never changes.
Identity and time
| Publication number | OT-2026-000050902 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b3-7fc8-861a-3bf20a9df78e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050902 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8412f18ce6ff2610ec2ff6349640dba4e8f05fb6f45d753fde355d20d881d323 |
|---|---|
| Markdown | ef6487ec8cd3e2e741293c69cd5de6ee273cac9763be5ce79c8215cedc539108 |
| Publication page | de304a42d68a86434203f582c5822b8a21d68a99d954b59de87a3d6c5c48d896 |
| Manifest | 23e754d523e9513b658c7d9f1bf9289e935a685643a411110501ffc3ef297ad5 |
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 | 41kKZvqsmVASEYQdWQJUdM2qwL8/OnrMXsyhWEdVeI4ydPdlL/dT2JZX6ReZe7tyJVb+kwz9rY0M7DvtppQqBw== |
| 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
| 2026-09-17T11:00:38.893599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050902observed de304a42d68a86434203f582c5822b8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:38.868554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050902/manifest.jsonobserved 23e754d523e9513b658c7d9f1bf9289e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:38.845546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050902/publication.mdobserved ef6487ec8cd3e2e741293c69cd5de6ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:38.817295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050902observed de304a42d68a86434203f582c5822b8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:38.810477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050902/publication.txtobserved 8412f18ce6ff2610ec2ff6349640dba4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:38.795618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050902/manifest.jsonobserved 23e754d523e9513b658c7d9f1bf9289e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:38.771928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050902/publication.mdobserved ef6487ec8cd3e2e741293c69cd5de6ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:38.755928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050902/publication.txtobserved 8412f18ce6ff2610ec2ff6349640dba4...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. |
|---|