OT-2026-000031094
Publication integrity record
Foam pad vacuum gripper, three stage ejector, pulsed 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-2026-000031094) never changes.
Identity and time
| Publication number | OT-2026-000031094 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb8-7c41-a277-55380ef05184 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031094 |
| Status | PUBLIC |
Content hashes
| Canonical text | 413cfddf3474d00c698f1ae05b3f8ae2a293530cdc2ea56f8bafa92cf46f7744 |
|---|---|
| Markdown | afd0c61c529145c4bb39192d4cd3e057f7862d81c39dd2f160ce4b50af580802 |
| Publication page | e93f215849656eb89a18fe03e183cd5f9a72309e14adc36025b4fe0aaf53c651 |
| Manifest | 128edef97e996d6ffbe983f9f0da934a0b7c2cc1fa56d505cf12e47b6456b447 |
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 | DBd7u4te09TkJPPr6o2A9Zx4paF9wBN/sCmcIe4XcP9sUEOMP2Y52Sux6Mk4smvIIhebo3H4Nmz+tu20MzBfCg== |
| 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
| 2026-09-17T11:40:19.142608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031094observed e93f215849656eb89a18fe03e183cd5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:19.120482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031094/manifest.jsonobserved 128edef97e996d6ffbe983f9f0da934a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:19.096910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031094/publication.mdobserved afd0c61c529145c4bb39192d4cd3e057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:19.075445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031094/publication.txtobserved 413cfddf3474d00c698f1ae05b3f8ae2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:41.109250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031094observed e93f215849656eb89a18fe03e183cd5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:41.091686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031094/manifest.jsonobserved 128edef97e996d6ffbe983f9f0da934a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:41.074007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031094/publication.mdobserved afd0c61c529145c4bb39192d4cd3e057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:41.057097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031094/publication.txtobserved 413cfddf3474d00c698f1ae05b3f8ae2...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. |
|---|