OT-2026-000090260
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two 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-2026-000090260) never changes.
Identity and time
| Publication number | OT-2026-000090260 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-4290-7984-ab50-a5856d8c58f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090260 |
| Status | PUBLIC |
Content hashes
| Canonical text | abb14fc795bb443044c01d436d020b4a8c912fcc60d764f1c149bc37f60d48c7 |
|---|---|
| Markdown | 33c1a3a50754043e7d87d463d70e0a6bb414c91c90d2a4ce104b924c3829f227 |
| Publication page | fda5d5ef12b3295cf0ed74ec2c9a8452f746a4994a96e17f713cdc311a82970b |
| Manifest | 7e5999d70df4d9d8a9d4d05590122fe83d2ca030e31ca5459f2287aa87c6c295 |
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 | TjZ0NV9tIbnmmGOSw2PkETXWF9AwKE4fH/iItfl8ErFfBXUqtq1MRs7GAg6GrtLuVEgPJ5+0H5F6PBJh4+djDg== |
| 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
| 2026-09-17T09:46:20.238197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090260observed fda5d5ef12b3295cf0ed74ec2c9a8452...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:20.221212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090260/manifest.jsonobserved 7e5999d70df4d9d8a9d4d05590122fe8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:20.205538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090260/publication.mdobserved 33c1a3a50754043e7d87d463d70e0a6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:20.187873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090260/publication.txtobserved abb14fc795bb443044c01d436d020b4a...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. |
|---|