OT-2026-000019175
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two stage ejector, pulsed 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-2026-000019175) never changes.
Identity and time
| Publication number | OT-2026-000019175 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-78dd-960c-cacb5af99414 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019175 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d3a037abb7abe2868cb304f04c95b82e6874d83c3f375cb7dee7ac0852f9375 |
|---|---|
| Markdown | 056484df9e2ff68d76ebcb07d40b9eb378b1025d584202aa5fb42cdbfb95db1f |
| Publication page | 7181ee85ab3824989706ed56e1de78329ffb345a3557aff64f04ef7c8563158e |
| Manifest | a7567f69a652ec3ac94a2d34fa4fa89e43f61821128561a4276be124fe1011b5 |
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 | YaOTZxsYYMr78+xaqjV0+aG5pXqo0BxlEqCAcmCcyx8pNJe045CHvrXNTCQ4bZ4IUYcoA63VCfY7YAhgRK96Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:29.432644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019175observed 7181ee85ab3824989706ed56e1de7832...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:29.415238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019175/manifest.jsonobserved a7567f69a652ec3ac94a2d34fa4fa89e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.398910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019175/publication.mdobserved 056484df9e2ff68d76ebcb07d40b9eb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.381050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019175/publication.txtobserved 7d3a037abb7abe2868cb304f04c95b82...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. |
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