OT-2026-000091253
Publication integrity record
Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091253) never changes.
Identity and time
| Publication number | OT-2026-000091253 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16c-77b5-8459-14a1fecb65b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9e558c792cb054d6696bf7ee14db0f09156c362ca6cbe0600720ae7d0f5d56a7 |
|---|---|
| Markdown | 1bd32ded323f3546a82b1115966d5ff743b7af4227fbc31633c435efecf9171c |
| Publication page | 4b9d535bfcf01a4a1a439056af97a17bc86fc326058e4cce11da62e7147d1aa0 |
| Manifest | af8651808e72b9509b1d4ff92ad5cd51595d9d657e101561362b715509a052fe |
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 | Vu+b8ujQvxfx7CfJ9ik9PTiZnOaEIPkXolCoH2X4y1lQHKEfwxtaIlifRlvVNq/7z2fQmBHOVR6fGm8cYjZtDw== |
| 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
| 2026-09-17T09:43:25.793791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091253observed 4b9d535bfcf01a4a1a439056af97a17b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:25.777424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091253/manifest.jsonobserved af8651808e72b9509b1d4ff92ad5cd51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:25.762378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091253/publication.mdobserved 1bd32ded323f3546a82b1115966d5ff7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:25.746308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091253/publication.txtobserved 9e558c792cb054d6696bf7ee14db0f09...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. |
|---|