OT-2026-000087715
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, 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-2026-000087715) never changes.
Identity and time
| Publication number | OT-2026-000087715 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd55-781a-b802-dabd0e75b785 · 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-2026-000087715 |
| Status | PUBLIC |
Content hashes
| Canonical text | 110844b31dcc1c23b073936fa15828188a6e8a8c8250ab56f2b3361bf1d76bf5 |
|---|---|
| Markdown | 42322ead0fdbe02e911ffd667fb985d0787d2e0538582fadfd6ffebda4f299ad |
| Publication page | a1a894e44e275cd983e1f08b007155ec10fd7736e9d79f80b2072b8695ca9b72 |
| Manifest | 75c6a43430be8131c4af408e7f84017e0c4e36f6cd981549d84014879a9687ab |
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 | uVrxKjCUWugaT7uuN7o0ut+KqmIjX1U9wICJfdKfsDzPyku9CYT6l+jkQjj8EWlVLc9e87128JfNm/Hbrhp0BQ== |
| 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
| 2026-09-17T09:51:10.051112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087715observed a1a894e44e275cd983e1f08b007155ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:10.034178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087715/manifest.jsonobserved 75c6a43430be8131c4af408e7f84017e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:10.019017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087715/publication.mdobserved 42322ead0fdbe02e911ffd667fb985d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:10.003887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087715/publication.txtobserved 110844b31dcc1c23b073936fa1582818...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. |
|---|