OT-2026-000072639
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000072639) never changes.
Identity and time
| Publication number | OT-2026-000072639 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d9-7468-a22f-342759842911 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072639 |
| Status | PUBLIC |
Content hashes
| Canonical text | de5dd9e97a68a068a612f11968ef450752cd1000c819dbede7cb739f0ef75288 |
|---|---|
| Markdown | 7fa3b4619bcd4b1d701d959be958010c6bb7cd22c5baf774c1c168ddb878f4ed |
| Publication page | 28c46c944da5c73e31f46b01b94fee3e807c97116dcb820ed11ab4e92a6175c4 |
| Manifest | 9763065f74486073082802b138ca19ab1a20bad3f5929867a7ed9c5c06b63f93 |
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 | 2AvYVXTqKUw6r5LP5Q6sy9eB0BPPqvWJrFRh8bqfGm3IEu+xHr/QhtSm3OhhHyTPInH4iMXOQHo6w0NDx2iDDQ== |
| 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
| 2026-09-17T10:22:30.023059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072639observed 28c46c944da5c73e31f46b01b94fee3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:30.003947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072639/manifest.jsonobserved 9763065f74486073082802b138ca19ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:29.987041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072639/publication.mdobserved 7fa3b4619bcd4b1d701d959be958010c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:29.971861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072639/publication.txtobserved de5dd9e97a68a068a612f11968ef4507...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. |
|---|