OT-2026-000100568
Publication integrity record
Four cup vacuum gripper, four 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-2026-000100568) never changes.
Identity and time
| Publication number | OT-2026-000100568 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f2-7ef6-961e-f30379bc3ad8 · 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-2026-000100568 |
| Status | PUBLIC |
Content hashes
| Canonical text | ee33c3cdf595355319550917249b91aa7adc52559e85a31fecb197259e682e71 |
|---|---|
| Markdown | 5916ad1c5c69efbd929e03113423a89cdc996c3204b8cdb9493371bdf1998879 |
| Publication page | 49c53bed2c1d322eecee82b3934c7d6802a53a3b1619a3fed543c3f68968e4a9 |
| Manifest | 0512f8917aee19e350eeb49689d1a74b2a067302ec9b14ced4ddd9b8e5055234 |
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 | 8CA9YcF7OnwkdTGNH0U3mirXBET1yUSQylDwtUWPoY9erUgd0Zm/B5rQZQOo5fSbLiw/SR/7g8Z9paoPax5KAQ== |
| 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
| 2026-09-17T09:27:20.844965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100568observed 49c53bed2c1d322eecee82b3934c7d68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:20.825673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100568/manifest.jsonobserved 0512f8917aee19e350eeb49689d1a74b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:20.806185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100568/publication.mdobserved 5916ad1c5c69efbd929e03113423a89c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:20.785122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100568/publication.txtobserved ee33c3cdf595355319550917249b91aa...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. |
|---|