OT-2026-000021072
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000021072) never changes.
Identity and time
| Publication number | OT-2026-000021072 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-7d67-a775-64c97a81f3d4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97931b6d8e7b9e02281f7fd87869a6e73faa54add095e25d116e5b8828edbbde |
|---|---|
| Markdown | a38f2978b0c8fc9a6c6c12501270ee0c936c23d92d448ed5455561f91bfe4e70 |
| Publication page | 904ffece96dd7ce8e34fe6c263f9466b9b673483728d55938bc55572c0b74568 |
| Manifest | b42f6fd390d67a8df7293abe8bf2dbefc8a18da5d1388ba75a62c293f7d4e62a |
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 | 2Cvp/yQ8XF8qhioxU03+UBHxvKUy7AGXUOzwypXidTZsxQi1Y0o4291w8eBQEQ671hggYu7B1VSo+e7XckTHCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:56:14.646491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021072observed 904ffece96dd7ce8e34fe6c263f9466b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:14.629053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021072/manifest.jsonobserved b42f6fd390d67a8df7293abe8bf2dbef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:14.611410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021072/publication.mdobserved a38f2978b0c8fc9a6c6c12501270ee0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:14.593691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021072/publication.txtobserved 97931b6d8e7b9e02281f7fd87869a6e7...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. |
|---|