OT-2026-000057948
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000057948) never changes.
Identity and time
| Publication number | OT-2026-000057948 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7657-8d72-27b2462f25ef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057948 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6b5ab9175254a5374cf6366d6aa744ae5c5fa0aacc8bfd1d58568e6fb8ea20b |
|---|---|
| Markdown | 335b9861ed9864da7f8b759d16b7913cf52364fc93e707f95cec2ec5c8b8658c |
| Publication page | 8ae23f19e388c0eb057dee8c1d27278662c5490f74ceea77497ad225ffa8be05 |
| Manifest | 8a5813846a00dcddedc2d87f144a9f705b2db8d13651deb7fc182337bf226ad9 |
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 | zNrqk7Xsor1hW0ObvAjuVNoQXS6qqddeXhu6TJNT3wlk7bkKLtD2fvxjPQsQBECTkiZeBKE4dDnFPu0o5CupCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:33.044634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057948observed 8ae23f19e388c0eb057dee8c1d272786...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:33.025451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057948/manifest.jsonobserved 8a5813846a00dcddedc2d87f144a9f70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:33.005541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057948/publication.mdobserved 335b9861ed9864da7f8b759d16b7913c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:32.985941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057948/publication.txtobserved f6b5ab9175254a5374cf6366d6aa744a...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. |
|---|