OT-2026-000090568
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000090568) never changes.
Identity and time
| Publication number | OT-2026-000090568 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7b3a-8cb2-7a0fbf2c1824 · 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-2026-000090568 |
| Status | PUBLIC |
Content hashes
| Canonical text | 186b150d593d8b1ad07459dc2d6224387bae665a3a1aa1b3afd3f4a59468ca05 |
|---|---|
| Markdown | b2291cf515025ca615e41b2bcf71b0a452000c073ad46791db200a930c924870 |
| Publication page | 3e84dc68fef2f5953ea21662584c49efa0770361e6292c7f4866a9db074ef04d |
| Manifest | 1a5b8100a322600b9ef92fcf99a3c7aa32b43e80cd97e9590337fe13887dd9c5 |
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 | RbYyRR0su34D+aPvTbsYHFI7g+V3nRCQ5oL/pBbmdcganCuoqxHtJMyHWrCeVEVYydGFdVRVCghFiPfj/khlDA== |
| 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
| 2026-09-17T09:44:44.707436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090568observed 3e84dc68fef2f5953ea21662584c49ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:44.688024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090568/manifest.jsonobserved 1a5b8100a322600b9ef92fcf99a3c7aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:44.669830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090568/publication.mdobserved b2291cf515025ca615e41b2bcf71b0a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:44.650641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090568/publication.txtobserved 186b150d593d8b1ad07459dc2d622438...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. |
|---|