OT-2026-000041977
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000041977) never changes.
Identity and time
| Publication number | OT-2026-000041977 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a7-7b95-bc85-4c65ba42fcfb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1dbcae466a5309de06b8d146c7174a2c79d96efb59d3f34c4aa600c776425234 |
|---|---|
| Markdown | 3d64ddafd0dd75e1d9addbd8f48ab7c1d8cec18c64524a06d5da808d0ccff933 |
| Publication page | d1a0f94ea8f3c47be7fa75c671b3bcdb2a7f07352a4ce80f5cac26c4583474dc |
| Manifest | ecbbabfdccebfcabc48d112d3bc2e2009be098115fbdbad91c38736fe916a478 |
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 | e9nUvTLC7D2XcgB4VJHKHCWsNRQRQKa5AMOhLn7zwGnW46SLZ7hhAKa59euppMqBn98dI0sObQWHibK8//caAw== |
| 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
| 2026-09-17T11:16:52.282130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041977observed d1a0f94ea8f3c47be7fa75c671b3bcdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:52.265445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041977/manifest.jsonobserved ecbbabfdccebfcabc48d112d3bc2e200...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:52.248457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041977/publication.mdobserved 3d64ddafd0dd75e1d9addbd8f48ab7c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:52.232010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041977/publication.txtobserved 1dbcae466a5309de06b8d146c7174a2c...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. |
|---|