OT-2026-000103977
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pulsed blow-off after 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-2026-000103977) never changes.
Identity and time
| Publication number | OT-2026-000103977 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-70fc-ba6d-0665ee0f3a33 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0a31b8ae52e0efe7a7b916efe91f2ea31ab64a58ee859029b7f8f08a5cd67a71 |
|---|---|
| Markdown | ea10a79ab216fc1b48e8d291577a9a2ee47c1aac24a5449f49f58174c61c2c98 |
| Publication page | ef12af2cd12dca2f440259a06fb10ad81691d6d51254a9c363bfb9b922c6b8b3 |
| Manifest | 18f19d56bda95c8e94753125f5db66ee76eabf816b58954a62324f4f75213691 |
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 | XNjwvOKI7YYdjltoyzPbp7zgTngI9a5cBXEbRDPg7899Xx16X4ezi188xuS+Xw36ZFK/U/rDnkqxgjBE8CYzDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:58.809342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103977observed ef12af2cd12dca2f440259a06fb10ad8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:58.790434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103977/manifest.jsonobserved 18f19d56bda95c8e94753125f5db66ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:58.772411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103977/publication.mdobserved ea10a79ab216fc1b48e8d291577a9a2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:58.754919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103977/publication.txtobserved 0a31b8ae52e0efe7a7b916efe91f2ea3...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. |
|---|