OT-2026-000100449
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000100449) never changes.
Identity and time
| Publication number | OT-2026-000100449 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66ef-72df-a9c9-fc0568ad94ea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 572a4790ab83e7b4260862b9bd88a1a2497c134cdb9a39f31630f07a9171b5e0 |
|---|---|
| Markdown | d3dfefa1cfba6d27debb884ef1a1fb6bc233845864ee4d784e5777788324d577 |
| Publication page | 637d938f95d34fb15a72352744c65979eeec3b1289d62553483b1dc80222ddd2 |
| Manifest | b1641b0e4480feedf9fde231be930f90aabce98dc2fe4bce55d7ffadf03f743f |
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 | c6CDnu9VUgM6LSuwbCuwwrvhqHFptGnOvVmrf4lyFp3evSZRvnmKeLhsZa7JH22sZxE8P6gSk0ugCWKdNBVTAw== |
| 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
| 2026-09-17T09:27:11.744861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100449observed 637d938f95d34fb15a72352744c65979...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:11.726851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100449/manifest.jsonobserved b1641b0e4480feedf9fde231be930f90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:11.708272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100449/publication.mdobserved d3dfefa1cfba6d27debb884ef1a1fb6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:11.690066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100449/publication.txtobserved 572a4790ab83e7b4260862b9bd88a1a2...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. |
|---|