OT-2026-000081141
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000081141) never changes.
Identity and time
| Publication number | OT-2026-000081141 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-7090-893a-283691281b00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081141 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86606fb5b990745b4df13a60e7fb79569d8f9614115a6af3e591bf9ade7cec16 |
|---|---|
| Markdown | 24dd43c4e647ee493b48890bc9da9d131b2f6325930add725c54ce7a7f12bf8a |
| Publication page | e7923ab213c11592697ff0699dc81e88c3835df064c2049f2c0a4bb4e4351086 |
| Manifest | 2c56ee5c359612ade166536612c71ebe382d6a9fa1ba3f0bb02c946ec1e01dcc |
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 | V6vkATdpQt6xqs/stLSUxEXrVUs5b69OtuEYX0hYvkl8TUDV9n+AW0oF9B8dPeKZX/9nUxzJIw8TpR0Uye7cCg== |
| 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
| 2026-09-17T10:02:27.341172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081141observed e7923ab213c11592697ff0699dc81e88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:27.322332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081141/manifest.jsonobserved 2c56ee5c359612ade166536612c71ebe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:27.304947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081141/publication.mdobserved 24dd43c4e647ee493b48890bc9da9d13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:27.288316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081141/publication.txtobserved 86606fb5b990745b4df13a60e7fb7956...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. |
|---|