OT-2026-000064927
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pressure sensor per zone, 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-2026-000064927) never changes.
Identity and time
| Publication number | OT-2026-000064927 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-debd-710b-8239-91ae83173e08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:48.495161Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064927 |
| Status | PUBLIC |
Content hashes
| Canonical text | 586d1077a912c78d63410d32c6109ab7245fb30065ea83cc1c55898e75faf089 |
|---|---|
| Markdown | 11dbea42147a02f97126365465a1011b9b16e5aa3ac1df1cee7ea35421f58ed7 |
| Publication page | 143d85bca51a3116f1b3fa59aabd774b06370c018065a74802302188db66fbf9 |
| Manifest | ba7f31130e76e9dadea82ccf38dcb6e8f81675225f6badd981215928f1b41b0b |
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 | vL5eUgZG8l3k+T4UR7S0q3MrHCCO92UOLeC0rx4pReNyHK4y7QK6Ij+TT/USpTVFEx9CQr0T3X+Si0FbN0kWDA== |
| 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
| 2026-09-17T16:43:02.798300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064927observed 143d85bca51a3116f1b3fa59aabd774b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:43:02.606740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064927/manifest.jsonobserved ba7f31130e76e9dadea82ccf38dcb6e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:43:02.428402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064927/publication.mdobserved 11dbea42147a02f97126365465a1011b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:43:02.273393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064927/publication.txtobserved 586d1077a912c78d63410d32c6109ab7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:51.780194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064927observed 143d85bca51a3116f1b3fa59aabd774b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:51.763634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064927/manifest.jsonobserved ba7f31130e76e9dadea82ccf38dcb6e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:51.746482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064927/publication.mdobserved 11dbea42147a02f97126365465a1011b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:51.729899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064927/publication.txtobserved 586d1077a912c78d63410d32c6109ab7...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. |
|---|