OT-2026-000090775
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000090775) never changes.
Identity and time
| Publication number | OT-2026-000090775 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-79be-a3b1-c25af2b2fae0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090775 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5941916b9b634ea41309d86e560f0383260da630fc05ca242874ff39aacf4d49 |
|---|---|
| Markdown | dd019310379bc91fc763e1329252a8814d599cca610b434056afd8dfec498423 |
| Publication page | b7153e01f997571f2dcfd4bfb4415cab1769828ab59bb75b0f0ac4315056f1a6 |
| Manifest | 9e5630937bdec7fff13dc5b99a9ba1a8a589f355e50cd3758f5b84f08908ed17 |
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 | BLW7MHntt/C7sckGuZaW6G66pq74el2VMTTciOQweyaZ7vo4XNhiPl3DshGhVF0QJkEOgk9pVT0lLD8lbqGwBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:58.607641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090775observed b7153e01f997571f2dcfd4bfb4415cab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:58.589648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090775/manifest.jsonobserved 9e5630937bdec7fff13dc5b99a9ba1a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.572842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090775/publication.mdobserved dd019310379bc91fc763e1329252a881...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:58.554617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090775/publication.txtobserved 5941916b9b634ea41309d86e560f0383...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. |
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