OT-2026-000090531
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090531) never changes.
Identity and time
| Publication number | OT-2026-000090531 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7607-ae97-b4c9bcb1681b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090531 |
| Status | PUBLIC |
Content hashes
| Canonical text | 01d25faf212619b2d71d4c62f1015a8ba6dbc3d50ffa88f225908e262c343f41 |
|---|---|
| Markdown | 2f699dc212c6b6d10b05d291dfb3be180ad45e35351e5ebfbec0630571d17965 |
| Publication page | b3dcd7bb39fc9775edd6e3f2fbd3abbb77083f2f56e8a3393c6de7d475968aa3 |
| Manifest | b5e2347befa9550f4d15c959604ccb30ef64206592e389e50f48d7a4661dbb8a |
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 | qq4pzvFTna4CfkII2chEnBDBMrNV1CkuzSZLu4Q0y1O07+0j/3xMf1mEpoMO+1rwJP6Jm3XIiM+IgOk0nA3QDQ== |
| 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
| 2026-09-17T09:44:39.254623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090531observed b3dcd7bb39fc9775edd6e3f2fbd3abbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:39.234450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090531/manifest.jsonobserved b5e2347befa9550f4d15c959604ccb30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:39.216514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090531/publication.mdobserved 2f699dc212c6b6d10b05d291dfb3be18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:39.159014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090531/publication.txtobserved 01d25faf212619b2d71d4c62f1015a8b...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. |
|---|