OT-2026-000089549
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000089549) never changes.
Identity and time
| Publication number | OT-2026-000089549 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-71d7-b9d5-698149045ac0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089549 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4c12b096fb132b48bfda55e0f17781dbc7eff17a01d6dfe83f7ddaa1b63f2e3 |
|---|---|
| Markdown | 0f1ac0a9c0967593dbbea50628f12a4d7e7db19f635f300522d92d971073b715 |
| Publication page | 5f2c3a0aa26cf8440446dd2199c6a7452764f2fc80fa1464c2525c1a3d73a0c1 |
| Manifest | bef3f6a072cc1b89fc808a24dfc0afe3169601fe727b047ce4d1a1f60e3eb7cb |
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 | oAlEPgI1FM4WXDS4DDoo+z47wyonmqj2mLCEzhBl5THiYqkTAkUlS8mBrUHIiecNM8t+3D4BSwzJrlBMMHVcCA== |
| 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
| 2026-10-24T08:41:37.222222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089549observed 5f2c3a0aa26cf8440446dd2199c6a745...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T08:41:37.156608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089549/manifest.jsonobserved bef3f6a072cc1b89fc808a24dfc0afe3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:37.105326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089549/publication.mdobserved 0f1ac0a9c0967593dbbea50628f12a4d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:36.991193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089549/publication.txtobserved a4c12b096fb132b48bfda55e0f17781d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:07.007630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089549observed 5f2c3a0aa26cf8440446dd2199c6a745...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:06.820644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089549/manifest.jsonobserved bef3f6a072cc1b89fc808a24dfc0afe3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:06.646459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089549/publication.mdobserved 0f1ac0a9c0967593dbbea50628f12a4d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T20:41:06.474163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089549/publication.txtobserved a4c12b096fb132b48bfda55e0f17781d...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 |
|---|