OT-2026-000076763
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000076763) never changes.
Identity and time
| Publication number | OT-2026-000076763 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b06f-7740-af2a-0a200631b466 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076763 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea3b36cf2ae7e1cee9164e2858d72ea956d8745092ffd40f0fcaf3ef089a4286 |
|---|---|
| Markdown | 9ebd534f717fa9cce5415a15c7c20aed7e32f393f46dd756965f43232b441b15 |
| Publication page | fe89a40b066b07bb956b2336d92bf7beff911afce36247da98ba568d8e763c86 |
| Manifest | 521e995827fbea7d9e53ece061a31af7d1bd0fbbcfbea84e0da1e464abc3c0f5 |
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 | zAU1L2XANhW+GSGy1JmjTojul9G3EiM8fBsO/SRhowlNurZTEkaDVA0H3DWcIb63lMu5s1QKudOfVCWfXhvVBA== |
| 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
| 2026-10-04T00:41:27.065115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076763observed fe89a40b066b07bb956b2336d92bf7be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-04T00:41:27.013607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076763/manifest.jsonobserved 521e995827fbea7d9e53ece061a31af7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:26.937686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076763/publication.mdobserved 9ebd534f717fa9cce5415a15c7c20aed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:26.829622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076763/publication.txtobserved ea3b36cf2ae7e1cee9164e2858d72ea9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T20:41:07.049792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076763observed fe89a40b066b07bb956b2336d92bf7be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T20:41:06.999581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076763/manifest.jsonobserved 521e995827fbea7d9e53ece061a31af7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T20:41:06.924699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076763/publication.mdobserved 9ebd534f717fa9cce5415a15c7c20aed...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-21T20:41:06.865269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076763/publication.txtobserved ea3b36cf2ae7e1cee9164e2858d72ea9...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. |
|---|
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 |
|---|