OT-2026-000069605
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000069605) never changes.
Identity and time
| Publication number | OT-2026-000069605 · never reused |
|---|---|
| Internal UUID | 01a0ae90-b52c-78c1-94c2-5cee31ac81e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:54.310022Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069605 |
| Status | PUBLIC |
Content hashes
| Canonical text | 523dcd49b747255afcff6983d79118c564121c9fca7f6819b8b1e4b5c71689a2 |
|---|---|
| Markdown | 4e135ffe189b0fdcf1cd1335486e5b78146f7af0151c79a7d2c2aa546b82c169 |
| Publication page | 98137c2895aed8ce633f217e4c5823b8d7cfa82dcf53d877c7a061a7394c7a7a |
| Manifest | 037af7fa3b50c868039da9f1a65404504019f2a0a170c8767e8b9755a3b0fb1c |
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 | jd8ldsOvnl5f3ikt/E4M8K2dJgs4YZkQxzgho/SoYCcHRIdePWpRbtQzuPxeONf2LlAoEXmr85VTVZsKjiGMCw== |
| 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
| 2026-10-12T12:41:50.479044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069605observed 98137c2895aed8ce633f217e4c5823b8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T12:41:50.404603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069605/manifest.jsonobserved 037af7fa3b50c868039da9f1a6540450...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T12:41:50.321357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069605/publication.mdobserved 4e135ffe189b0fdcf1cd1335486e5b78...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T12:41:50.240208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069605/publication.txtobserved 523dcd49b747255afcff6983d79118c5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:42:10.259924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069605observed 98137c2895aed8ce633f217e4c5823b8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:42:10.155660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069605/manifest.jsonobserved 037af7fa3b50c868039da9f1a6540450...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:42:10.073767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069605/publication.mdobserved 4e135ffe189b0fdcf1cd1335486e5b78...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:42:09.897647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069605/publication.txtobserved 523dcd49b747255afcff6983d79118c5...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 |
|---|