OT-2026-000027683
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000027683) never changes.
Identity and time
| Publication number | OT-2026-000027683 · never reused |
|---|---|
| Internal UUID | 01a0ae72-699a-7c48-8bc4-5a730dd3b9e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027683 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0e0680385a5984faf59ddf414d35963802aefb1426f16cfc247b807d438c902d |
|---|---|
| Markdown | 1e72a2573580c76398faef285c961ab1807298477c4e2fd587d17f37446f6211 |
| Publication page | 1afc4b5024ef63fc21d1875451dd2db1b2b78a298fb06327c73677e9a202ff45 |
| Manifest | b2a8fc1b9fc56fac7d0900d07b35ed503f82a5a1043645df2be1965c8d8052bb |
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 | VWHvhM8ZWYpQpwsZR8u366tBhA8P8MCdhMtetAeBYgE3RbpewcbqOI91fmKM1iznHsAuDoJjy9WHVne8QnIgAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:43:13.364396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027683observed 1afc4b5024ef63fc21d1875451dd2db1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:13.347433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027683/manifest.jsonobserved b2a8fc1b9fc56fac7d0900d07b35ed50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:13.331316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027683/publication.mdobserved 1e72a2573580c76398faef285c961ab1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:13.313273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027683/publication.txtobserved 0e0680385a5984faf59ddf414d359638...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. |
|---|