OT-2026-000040942
Publication integrity record
Foam pad vacuum gripper, two 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-2026-000040942) never changes.
Identity and time
| Publication number | OT-2026-000040942 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d11-7f2d-bc64-58c8f13b4833 · 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-2026-000040942 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8bfd098d6f9cd209f29f5758d52252516ee91a32c308bceece5596c651cb71e4 |
|---|---|
| Markdown | 8b2944c745a8e75529aed232d6746e514c61fcb217c40d0a1b3b2fbba2d9ce25 |
| Publication page | ca1ad03868ba1f8ad54551bd8d167b587b5bd6397dd43f017494210fbe047775 |
| Manifest | 31e9bd0f00942c3317a4ca40df2e2add8313f60f47419dbc5629a377b335a95d |
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 | /4TX8CBsLbF7DPrdwUKKp1+YUTxBaWXz5fJzVJJv7h9w46vKFNdtCNov1bCZ76P55OJg4zy3WuaT5X9BR2f5Cw== |
| 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
| 2026-09-17T11:20:20.313762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040942observed ca1ad03868ba1f8ad54551bd8d167b58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:20.297051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040942/manifest.jsonobserved 31e9bd0f00942c3317a4ca40df2e2add...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:20.278576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040942/publication.mdobserved 8b2944c745a8e75529aed232d6746e51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:20.259014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040942/publication.txtobserved 8bfd098d6f9cd209f29f5758d5225251...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:45.185601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040942observed ca1ad03868ba1f8ad54551bd8d167b58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:45.167355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040942/manifest.jsonobserved 31e9bd0f00942c3317a4ca40df2e2add...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:45.151127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040942/publication.mdobserved 8b2944c745a8e75529aed232d6746e51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:45.132852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040942/publication.txtobserved 8bfd098d6f9cd209f29f5758d5225251...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. |
|---|