OT-2026-000087540
Publication integrity record
Three bellows cup vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000087540) never changes.
Identity and time
| Publication number | OT-2026-000087540 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd52-72a9-a122-b4d55be0a666 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087540 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86ca626645348e2b449f3f67a10c602e7ec1ac84b233ff2945c1ccddef42945f |
|---|---|
| Markdown | e7e85218251d2b2c8b1109dc358725693df580d514ae64b50ffb406a14f7a303 |
| Publication page | 91edefad37d59c8f7ad815333211320566d2d64632eee9d603e3b33358ef5a5c |
| Manifest | b706ae6a3425b9731ab47bc9317c186a5921b771ca57bb166066ec0dbb1e20b9 |
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 | 99lMEWkHxAABvh8hFLLDl0iF0BBItww5JHpqU76x0ylSz8y+NrHMLjetAhP2M4A/TWbLCrbk0tn++iJWo7FlAA== |
| 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
| 2026-09-17T09:50:52.837728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087540observed 91edefad37d59c8f7ad8153332113205...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:52.819594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087540/manifest.jsonobserved b706ae6a3425b9731ab47bc9317c186a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:52.801243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087540/publication.mdobserved e7e85218251d2b2c8b1109dc35872569...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:52.783590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087540/publication.txtobserved 86ca626645348e2b449f3f67a10c602e...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. |
|---|