OT-2026-000054675
Publication integrity record
Four 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-2026-000054675) never changes.
Identity and time
| Publication number | OT-2026-000054675 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1284-75c4-92d8-93bbaf016191 · 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-2026-000054675 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85a6c35393bc08e5bb45e3780af112332e4b142c7108bae3034250f8244b3f11 |
|---|---|
| Markdown | 5f8e561e5fcb072cd5ac1490389dffc6d5332017bf02b98b8032fcb7a1a4147c |
| Publication page | c67b0e24f85981209a462c5ba55a831a40ded58ba08eeba94e747ab62a2a39d4 |
| Manifest | 5c909e441a42e7a466bc1ccb71ff8f4097c2f8c4082d65fdb5bda6fdbbc4f63f |
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 | 41Hy5mWpNepVzM3aL7mEKfPndVNcp90/7eXR5PQAu7ZdL4o+jqTZq5nc29axMLPOMpkIAMhnnUZR0AbrP/OcCA== |
| 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
| 2026-09-17T10:53:45.095447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054675observed c67b0e24f85981209a462c5ba55a831a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:45.076743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054675/manifest.jsonobserved 5c909e441a42e7a466bc1ccb71ff8f40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:45.057499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054675/publication.mdobserved 5f8e561e5fcb072cd5ac1490389dffc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:45.036097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054675/publication.txtobserved 85a6c35393bc08e5bb45e3780af11233...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. |
|---|