OT-2026-000073763
Publication integrity record
Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000073763) never changes.
Identity and time
| Publication number | OT-2026-000073763 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-7537-b889-5c04f5bfda2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073763 |
| Status | PUBLIC |
Content hashes
| Canonical text | a053cf3cf3587be309fdd4a7dc7f3c084421cc356c26229fb1ccfec72927bf13 |
|---|---|
| Markdown | f8e5a69f6c1fcefc88cfb5f8adf68dc734c40d4411c40fb3c160ecdac885052a |
| Publication page | 891bd2a75d581881d4b9797a458088d0d224a619371ebf97faf21a74fbbb473e |
| Manifest | b42ae0337b4db01d16b89c657d0f5a88027ae7ee5a1d87976e0803028110be02 |
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 | FtwMv+tgwliHK9qIgZB6Jb3eC5yBJha0nwLvwJs5wjojgRr9WO5FYt+CnbzOpW48RxUYMM4jJpaTtnBsm5YFDg== |
| 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
| 2026-11-04T04:41:05.832170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073763observed 891bd2a75d581881d4b9797a458088d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T04:41:05.759536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073763/manifest.jsonobserved b42ae0337b4db01d16b89c657d0f5a88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T04:41:05.709755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073763/publication.mdobserved f8e5a69f6c1fcefc88cfb5f8adf68dc7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T04:41:05.648064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073763/publication.txtobserved a053cf3cf3587be309fdd4a7dc7f3c08...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T16:41:28.501714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073763observed 891bd2a75d581881d4b9797a458088d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T16:41:28.427498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073763/manifest.jsonobserved b42ae0337b4db01d16b89c657d0f5a88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T16:41:28.351628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073763/publication.mdobserved f8e5a69f6c1fcefc88cfb5f8adf68dc7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T16:41:28.209835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073763/publication.txtobserved a053cf3cf3587be309fdd4a7dc7f3c08...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 |
|---|