OT-2026-000087915
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000087915) never changes.
Identity and time
| Publication number | OT-2026-000087915 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-702d-bf16-8f540f501319 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087915 |
| Status | PUBLIC |
Content hashes
| Canonical text | e92faec5cc154ea84ac53ec8e3ae3fa52739ec709a1d716aec9298bc57b0d559 |
|---|---|
| Markdown | bfb1d28232fe660c7c0675fc40cb933916e35469cd82f0be09960d6ef80191f1 |
| Publication page | 8bfdeb47c0f2fca53ad480052425c264e318cb6ec68fe1e2a7712c13db24273f |
| Manifest | c134d3ac255873c282464663ffd523bbd78de1f53103b7841cfff939b383ab28 |
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 | DmuVY7gGal7aD0RXeujFIn6V0GqUU2UHanSSJ+bqxn9HGNjTAkqYpdevbpCLjbNtBuQ2N9lU5G90clvxwyJQDA== |
| 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
| 2026-09-17T09:49:12.061815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087915observed 8bfdeb47c0f2fca53ad480052425c264...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:12.007847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087915/manifest.jsonobserved c134d3ac255873c282464663ffd523bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:11.989095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087915/publication.mdobserved bfb1d28232fe660c7c0675fc40cb9339...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:11.971935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087915/publication.txtobserved e92faec5cc154ea84ac53ec8e3ae3fa5...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
| Custody package | Pending Custody packages are produced weekly. |
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