OT-2026-000021437
Publication integrity record
Single cup vacuum gripper, three stage ejector, sustained 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-2026-000021437) never changes.
Identity and time
| Publication number | OT-2026-000021437 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7f98-8fa2-3a766da49802 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021437 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0b7f93530c10d07e11d24668a1810ccacd1118a922d6d49632fe8706fa9b85e |
|---|---|
| Markdown | 8403dc394b2bcb534cc24007d7dbc438daca45b6ea2e26a9167133605fe080d9 |
| Publication page | 313a3ef0b36ffb3bc3e66472572fb830a5a5b4337f81cb89fcf00742d25242cc |
| Manifest | 925c5b369bb4afc0406d67effdfdd1f16129a4659f47407cad9fdc8f89d45778 |
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 | 0l8YgII3tcbibj1zp+9IS2+DWFq+WmnqPJYvA6n0+3RZAqT1XoSfLTFImi6r0pScs1bCQ8zLwaDB/+jvj7exAQ== |
| 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
| 2026-09-17T11:55:20.997843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021437observed 313a3ef0b36ffb3bc3e66472572fb830...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:20.979154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021437/manifest.jsonobserved 925c5b369bb4afc0406d67effdfdd1f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:20.961877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021437/publication.mdobserved 8403dc394b2bcb534cc24007d7dbc438...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:20.945001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021437/publication.txtobserved f0b7f93530c10d07e11d24668a1810cc...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. |
|---|