OT-2026-000064172
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000064172) never changes.
Identity and time
| Publication number | OT-2026-000064172 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-a45f-7cea-98e0-9bc725e15dcb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:33.392114Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064172 |
| Status | PUBLIC |
Content hashes
| Canonical text | c0f167353e8925d132abaa5e8cedcb0ac5c9099f9f0d505285c8571eba5a777b |
|---|---|
| Markdown | c30292b961685d746091dc0ed9bf3e7b14739af15712bbc0984c516acb63092a |
| Publication page | c4651dfe705661efdf1ea5e3233ffddd9a0144727770846b19208efefea61661 |
| Manifest | 2104a73d974ccb83603db975b46b1ff7ddf52d0039ad226e068b354ed5d7acef |
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 | sr/30i5oo2cqP+w8oXSZi/e+MoGPcD+lo3X/It7Ywv5Q4Q2zVAVpZrzlRme2ZYfqoEvWkmxVoLaJk4ik6j2lDA== |
| 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
| 2026-09-17T10:36:11.175314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064172observed c4651dfe705661efdf1ea5e3233ffddd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:36:11.157207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064172/manifest.jsonobserved 2104a73d974ccb83603db975b46b1ff7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:36:11.137865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064172/publication.mdobserved c30292b961685d746091dc0ed9bf3e7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:36:11.118523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064172/publication.txtobserved c0f167353e8925d132abaa5e8cedcb0a...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. |
|---|