OT-2026-000074573
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four 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-2026-000074573) never changes.
Identity and time
| Publication number | OT-2026-000074573 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717b-76f4-a342-b52dd9f5ee2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074573 |
| Status | PUBLIC |
Content hashes
| Canonical text | 326aef4266448fc90e828a6e815d5335fd30ae774ce137962502d5cd9c938e12 |
|---|---|
| Markdown | 0561d8ea51a97bc3711428e42b73d81a5d729c216775de0972bffb220e3d6eb1 |
| Publication page | ae0b62d07f4e1913bf4eea2567f85313b7fb31c1741b14518484609244281603 |
| Manifest | 3532c18291faa6597f2c2b90dbc0c1df964d5b7a7d63f552048a4e49be29fdbd |
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 | CJxkcSBn8+EIoKOc9q4IXsLtNe0CFznLM4mIvz1XSsDFVR9iMeNOecDTcVfRoiQdHEiMz8B7A8UlOHRQMSvKDg== |
| 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
| 2026-11-03T00:41:20.006108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074573observed ae0b62d07f4e1913bf4eea2567f85313...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T00:41:19.882517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074573/manifest.jsonobserved 3532c18291faa6597f2c2b90dbc0c1df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T00:41:19.717451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074573/publication.mdobserved 0561d8ea51a97bc3711428e42b73d81a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T00:41:19.522119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074573/publication.txtobserved 326aef4266448fc90e828a6e815d5335...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T20:42:37.550696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074573observed ae0b62d07f4e1913bf4eea2567f85313...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T20:42:37.382577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074573/manifest.jsonobserved 3532c18291faa6597f2c2b90dbc0c1df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T20:42:37.250742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074573/publication.mdobserved 0561d8ea51a97bc3711428e42b73d81a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T20:42:37.025263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074573/publication.txtobserved 326aef4266448fc90e828a6e815d5335...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 |
|---|