OT-2026-000086284
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, sustained 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-2026-000086284) never changes.
Identity and time
| Publication number | OT-2026-000086284 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-2c95-7ccb-898f-ca1c86accf47 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:14.823225Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086284 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6466d6a2c909731ff728a2e31ed56eac09abd7ed64459c859853faa984c38743 |
|---|---|
| Markdown | 8f5d8f62935ce020527fd1bd2569fd99b5fc68300816c0aa34293fd23444cfb1 |
| Publication page | 7364f2a9ed21903547204721e166c00d6df2ac422bac5e2a2a69fdee7c42bdd9 |
| Manifest | b7a9863f04cacd0481a8b8a2605a34f2c76507c1a355f544c029e4cb442e92a8 |
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 | 4r61A8SsYLaJdhLcywXL9QRDoz2sbnAi6wD0L0pBJ/Z7ZPpHRPk0ZpWSyUoSMvZVwNzODeloY2OtPkQhmoyrBw== |
| 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
| 2026-10-25T20:41:49.179462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086284observed 7364f2a9ed21903547204721e166c00d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-25T20:41:49.109087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086284/manifest.jsonobserved b7a9863f04cacd0481a8b8a2605a34f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T20:41:49.019729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086284/publication.mdobserved 8f5d8f62935ce020527fd1bd2569fd99...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T20:41:48.903336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086284/publication.txtobserved 6466d6a2c909731ff728a2e31ed56eac...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T00:41:45.098954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086284observed 7364f2a9ed21903547204721e166c00d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T00:41:45.043678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086284/manifest.jsonobserved b7a9863f04cacd0481a8b8a2605a34f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T00:41:44.973321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086284/publication.mdobserved 8f5d8f62935ce020527fd1bd2569fd99...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T00:41:44.802196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086284/publication.txtobserved 6466d6a2c909731ff728a2e31ed56eac...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 |
|---|