OT-2026-000090338
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, 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-2026-000090338) never changes.
Identity and time
| Publication number | OT-2026-000090338 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2c-7b9e-9f2f-4a270b9ce32a · 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-2026-000090338 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2bf2a54e51815cdade6835be8069c12f8b197eea0d74985c57d49700d766118a |
|---|---|
| Markdown | 7eb58887484311167a846495d6be01ff384e63404c94afd510a2015c787c3fa9 |
| Publication page | 1b0b9d15ef3be7928b158a6d3706a1dd5bd8a8d8bc5f47d4ee27a8d242a41236 |
| Manifest | 1f5fac41d811aeb13dd4bd3a1ec842db5f56e7e9bd4153ba415c761d5ecdec86 |
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 | otRmdM2vf0zZDA/2uG67HZNFb6RLn/Z/W6VRfKpbUBguuG8zUNIIBg1crDF+0O8gF49NmxxCOwcKZeGvPfqIBA== |
| 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
| 2026-09-17T09:44:25.762852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090338observed 1b0b9d15ef3be7928b158a6d3706a1dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:25.642036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090338/manifest.jsonobserved 1f5fac41d811aeb13dd4bd3a1ec842db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:25.623489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090338/publication.mdobserved 7eb58887484311167a846495d6be01ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:25.605781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090338/publication.txtobserved 2bf2a54e51815cdade6835be8069c12f...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. |
|---|