OT-2026-000052355
Publication integrity record
Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000052355) never changes.
Identity and time
| Publication number | OT-2026-000052355 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-7c1e-88f5-6dda129aac9b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052355 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4613a39bcf7025969a093a31db095b5dbc6c46fdca6ed7b1f9f45cfe2cd64f66 |
|---|---|
| Markdown | 75ac010bd2b6c5d5ef5884043f6543ad4c2a10304e2bcd06cd632bb78bbe6bdc |
| Publication page | 97e1cd2c6d37d5c66c18d7ff2935ff4718543e6a62574ec8a25c9b9bc8ae4926 |
| Manifest | 9f6e34bd383a5dff843017dff2467c86634069105d22037af54346763a4ed423 |
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 | r9dJ0BqKI4COBchx5OmuG0IMvv6XNfa/j8CMChIKj9zCEQLVQ5XAS2lnGBl3DZj1Dr2PN0YfzCeRuz88TjMoDw== |
| 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
| 2026-09-17T10:58:03.110660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052355observed 97e1cd2c6d37d5c66c18d7ff2935ff47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:03.092167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052355/manifest.jsonobserved 9f6e34bd383a5dff843017dff2467c86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:03.073730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052355/publication.mdobserved 75ac010bd2b6c5d5ef5884043f6543ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:03.055097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052355/publication.txtobserved 4613a39bcf7025969a093a31db095b5d...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. |
|---|