OT-2026-000006898
Publication integrity record
Vacuum cup gripper, per zone isolation, three outlet manifold, plant vacuum fed, polyurethane cups
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-2026-000006898) never changes.
Identity and time
| Publication number | OT-2026-000006898 · never reused |
|---|---|
| Internal UUID | 01a0a96b-3f39-7a8a-a23a-ac50111d0532 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:52:53.179724Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006898 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4611022f75d2d1a11a05db4b1dd0b5b57c6e43cd156f4467d1f168d53bc5a758 |
|---|---|
| Markdown | 0a6651a2ffc6d313234e69335ef072282a472225f240bbd13b2c4f734d328304 |
| Publication page | e9a92434cace679293dcc3dd60f959d1c85b35c649b3775a0c1f6d118365e330 |
| Manifest | a42be68d735878e28a990ee7d1051e954ed06b0fbc2b66bd5b4258f733e6f7d1 |
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 | feUDpsghALEPG1dJTkrfdX0GETiLreONDunp8O9T0Cop7Xgq72cV+YYZjJgy720WfOWRibyALIHrGA3jiANGAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-10-21T04:23:36.183158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006898observed e9a92434cace679293dcc3dd60f959d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T04:23:36.171484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006898/manifest.jsonobserved a42be68d735878e28a990ee7d1051e95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:23:36.159745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006898/publication.mdobserved 0a6651a2ffc6d313234e69335ef07228...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:23:36.051344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006898/publication.txtobserved 4611022f75d2d1a11a05db4b1dd0b5b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:50.034194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006898observed e9a92434cace679293dcc3dd60f959d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:50.020309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006898/manifest.jsonobserved a42be68d735878e28a990ee7d1051e95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:50.004831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006898/publication.mdobserved 0a6651a2ffc6d313234e69335ef07228...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:49.916924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006898/publication.txtobserved 4611022f75d2d1a11a05db4b1dd0b5b5...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|