OT-2026-000087857
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000087857) never changes.
Identity and time
| Publication number | OT-2026-000087857 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-723a-9736-a5da7bbe3998 · 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-2026-000087857 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd5d58c57928f938b87afb062c06933104d6fd49bb6dff11260aa0a48b267b76 |
|---|---|
| Markdown | b861ac1615ceed96eaa554d2cbcf393cc1a18cb9897301ec0742c036c3b5fcce |
| Publication page | 5dc9dd86a5b268663a6adbee783185dc645d4494b5cb4fe6eb9630736e2f6a38 |
| Manifest | 8385b65bf09cad0dc762c78dfd220cfb510484d8ceffd495a307b42aa867d82b |
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 | 4Nk4kK/dKo5Lgx0Qgr6Grh7TOyx6HGfqtLNc1XJBnl58koB4Ne6+DN3+MiviNKMQEzShiQ3D/8pfOHhGdHJWCw== |
| 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
| 2026-09-17T09:49:06.344669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087857observed 5dc9dd86a5b268663a6adbee783185dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:06.325399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087857/manifest.jsonobserved 8385b65bf09cad0dc762c78dfd220cfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:06.302300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087857/publication.mdobserved b861ac1615ceed96eaa554d2cbcf393c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:06.283088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087857/publication.txtobserved cd5d58c57928f938b87afb062c069331...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. |
|---|