OT-2026-000013472
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, pulsed blow-off before set-down
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-2026-000013472) never changes.
Identity and time
| Publication number | OT-2026-000013472 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7ffc-b4f7-a447a1be9f85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013472 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3bce0aa939d267e8ce7645ab9147eae75b78b8c7a3542464765a5b54fffa4a59 |
|---|---|
| Markdown | 55d0e461bb464e03de574f38aaef0d2c5d08b64b5f94e612bad79d0f1cace2a4 |
| Publication page | 5511fb9284ad33b43796f2ac5540b5d9a2eae8141baaff7f6f4d991f036e597c |
| Manifest | f70510dea71f3b0f7b9654b6634f7fd755c434d7fd33cecb0f6b5be2c0781737 |
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 | lxOZ/Mzt4iX6Y2yVUG8HjW4MEdQck634Arxa1xOMK7/Q5sCTE+GXNyohqK63PadjAojSiRW5BNgSREe1tmWYDQ== |
| 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
| 2026-09-17T12:09:58.333453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013472observed 5511fb9284ad33b43796f2ac5540b5d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:58.317888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013472/manifest.jsonobserved f70510dea71f3b0f7b9654b6634f7fd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:58.301096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013472/publication.mdobserved 55d0e461bb464e03de574f38aaef0d2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:58.284220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013472/publication.txtobserved 3bce0aa939d267e8ce7645ab9147eae7...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. |
|---|