OT-2026-000068250
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down
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-2026-000068250) never changes.
Identity and time
| Publication number | OT-2026-000068250 · never reused |
|---|---|
| Internal UUID | 01a0ae90-247f-74c1-bc5e-9e3f56ca3fa9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068250 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6772a1f4d31203c955340fc639fbeee59b18d0d4a935f82aab71de9936c9b507 |
|---|---|
| Markdown | eec93323da350b9e29934c13604581a6f9e27eb8c464282e8ec5ddeda0a7423a |
| Publication page | ebbe67250cdfe979b2629748e6381d0908b26cd1e2e8e8b3d5c9d1ba67f04443 |
| Manifest | 26f1469769d661f20cf4a2bb7351198cec838e4cb84e83a967ca59ae10f661f2 |
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 | Nsej7e5dBbd8w0cmJJxhR0xs+KDRfe0+CA4wvyUnrnxJcW4sMfkZgMZmsdCownCyWVnlLuJNfiF46yVRssP5BA== |
| 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... |
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Independent retrieval
| 2026-10-27T04:41:51.669387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068250observed ebbe67250cdfe979b2629748e6381d09...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T04:41:51.589479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068250/manifest.jsonobserved 26f1469769d661f20cf4a2bb7351198c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T04:41:51.437116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068250/publication.mdobserved eec93323da350b9e29934c13604581a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T04:41:51.241434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068250/publication.txtobserved 6772a1f4d31203c955340fc639fbeee5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T00:41:06.106451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068250observed ebbe67250cdfe979b2629748e6381d09...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T00:41:06.035476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068250/manifest.jsonobserved 26f1469769d661f20cf4a2bb7351198c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T00:41:05.964489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068250/publication.mdobserved eec93323da350b9e29934c13604581a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T00:41:05.832951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068250/publication.txtobserved 6772a1f4d31203c955340fc639fbeee5...fetched by grabo-systems from 34.44.131.203, 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. |
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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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|