OT-2026-000078042
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, vented after 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-2026-000078042) never changes.
Identity and time
| Publication number | OT-2026-000078042 · never reused |
|---|---|
| Internal UUID | 01a0ae95-6e8c-700d-afb4-37bc29b32b74 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:03.897850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078042 |
| Status | PUBLIC |
Content hashes
| Canonical text | b5b5e378ddf2572c5d8dcdf54fc880300a6605582a3130312c89325479c0de46 |
|---|---|
| Markdown | 9114369f37a313805d0f66d7fc05be1521ac7750c509cd4891e905bea5581237 |
| Publication page | 71e8c5bcd4e7fc6099aca8aa81fa8bef0b2105edcbbca5807c90c86003efa82f |
| Manifest | 5c9b9bd6f5cdbb1a69eb01a222013574a0d7c5c1c5ac13d273e9ab1759c17610 |
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 | 9AfOugMY1fOWKBcqXN1UX/CVa33UNOpsUzoAZKWxqGduRN1mdyrW/yCb20nZsx9yCThAx1WjyiLrmDafooaKBw== |
| 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
| 2026-09-17T10:06:44.828724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078042observed 71e8c5bcd4e7fc6099aca8aa81fa8bef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:44.809846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078042/manifest.jsonobserved 5c9b9bd6f5cdbb1a69eb01a222013574...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:44.791060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078042/publication.mdobserved 9114369f37a313805d0f66d7fc05be15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:44.770628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078042/publication.txtobserved b5b5e378ddf2572c5d8dcdf54fc88030...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. |
|---|