OT-2026-000087891
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000087891) never changes.
Identity and time
| Publication number | OT-2026-000087891 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7392-8603-88443ce0a7bc · 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-2026-000087891 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b5e11a1d0f9bcd30876d68d3f049c8747eedfd3da7bf58e649021b3b227774a |
|---|---|
| Markdown | 4355d8f9c6875e91068a9aa87eddcde093864a82d99bd94ebc1cf35891bd1e23 |
| Publication page | 9589870e890f5614227583c560b5fbe7bb601265e0ad47c581c3c8558a27fc0c |
| Manifest | 7e772552fca1015621152df21db14b3f163f7bc8c78ad0ffac768d5831795bbb |
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 | T/zV9AMCy34BmNDETApjbtZI4XIgbF0cn+kkxv+nnvc8f2n8p81161HGH0hKV/hwc6DJNj+EV1nJZTT+BzH6Bw== |
| 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
| 2026-09-17T09:49:09.950181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087891observed 9589870e890f5614227583c560b5fbe7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:09.929508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087891/manifest.jsonobserved 7e772552fca1015621152df21db14b3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:09.910614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087891/publication.mdobserved 4355d8f9c6875e91068a9aa87eddcde0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:09.891566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087891/publication.txtobserved 9b5e11a1d0f9bcd30876d68d3f049c87...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. |
|---|