OT-2026-000041637
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, 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-2026-000041637) never changes.
Identity and time
| Publication number | OT-2026-000041637 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a0-727b-837f-84d76f5f824b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041637 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b58174953c003b1b065b6581d6fd8b09dc7274ed3fbb49fd2a4bb8f55e1197f |
|---|---|
| Markdown | 2151686313d9ec20c8b0e0dd4ee51b62145436ff4e96e48478753140e233b27f |
| Publication page | b7aa274a05e3c3077597890ad20d208f5020257f85b08bf78904a49666c81104 |
| Manifest | 281eab36481e556e6b1ade615aab363f6066d6cbd5547328a514c96d8033776f |
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 | 1uAvUeo6rXUiOPpdTG5LhOGwzvpU0tuxIrdk6bSKLPUsXGWbj+5yxRYUIzk1RjlBV7NPqP5w4Z2srihfG1G/CQ== |
| 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
| 2026-09-17T11:16:26.231973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041637observed b7aa274a05e3c3077597890ad20d208f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:26.214914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041637/manifest.jsonobserved 281eab36481e556e6b1ade615aab363f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:26.197757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041637/publication.mdobserved 2151686313d9ec20c8b0e0dd4ee51b62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:26.179441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041637/publication.txtobserved 2b58174953c003b1b065b6581d6fd8b0...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. |
|---|