OT-2026-000062442
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, vented 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-2026-000062442) never changes.
Identity and time
| Publication number | OT-2026-000062442 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-0ac0-7d8a-bde4-c507b5439a12 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:48.542263Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062442 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbc5bc8baa6da2e6f44b436d2b529b2e187828bfa76e34e7befd29b4b6161fa1 |
|---|---|
| Markdown | 174a7bc07d6126d74125c6682afce2129e367d7bb693f5dd5422c0656eca9a9d |
| Publication page | cdf2b0855afb362ec83f4eb0afe057bffdc59a589d706b98f47c1a757eaba6bd |
| Manifest | 61bce01dd548dc96839714af2dfabbaba0dbb117203354c38295be690188edae |
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 | C+bDWmGAHXPvMSTF9IGxC3gyYfq3AX8y/ZcAMgnRwkisWKECOrvmvgtYTL9hwrAbCltyKE5cUXj4NUFn3kW+Cg== |
| 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
| 2026-09-17T10:39:46.958007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062442observed cdf2b0855afb362ec83f4eb0afe057bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:39:46.938401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062442/manifest.jsonobserved 61bce01dd548dc96839714af2dfabbab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:46.919904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062442/publication.mdobserved 174a7bc07d6126d74125c6682afce212...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:46.902249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062442/publication.txtobserved cbc5bc8baa6da2e6f44b436d2b529b2e...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. |
|---|