OT-2026-000054631
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed 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-2026-000054631) never changes.
Identity and time
| Publication number | OT-2026-000054631 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1284-7e21-9304-863d668dc0a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054631 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2682e550a546affa9777c7021f119fc1bdfa7919002bce83421170486f8046c3 |
|---|---|
| Markdown | 99f0cc4c2f7018939f7540a6b80d811a69cab5fc9945d93a98b3894afd22f29d |
| Publication page | cebd722b0ac6328540abc8389ec00b81ba4625315747a698cae232e6b42d3817 |
| Manifest | 6597d44369a59858e2f39aa66ad89b340985a0c769fc840c334f35dea225381f |
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 | aptk0n7IHASKJIqju6dGCbmMo8bL6J6vwHddbBFFjjMIl6rFuJpNrgdzsj2Q8R7RxtBPEMRwc0qaBaqLAzpUBw== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:41.650449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054631observed cebd722b0ac6328540abc8389ec00b81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:41.632391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054631/manifest.jsonobserved 6597d44369a59858e2f39aa66ad89b34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:41.614505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054631/publication.mdobserved 99f0cc4c2f7018939f7540a6b80d811a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:41.596291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054631/publication.txtobserved 2682e550a546affa9777c7021f119fc1...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. |
|---|