OpenTechnical

OT-2026-000058668

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, sustained 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-2026-000058668) never changes.

Identity and time

Publication numberOT-2026-000058668 · never reused
Internal UUID01a0ae88-f39d-70da-bb05-504e5d6c9a60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058668
StatusPUBLIC

Content hashes

Canonical texted20fedc5e99c648bf6120138194bfd3778cf38769dff1855ef9301b4f5f165c
Markdownc3f9cbb280a6f391e15a2b0999f2fb7bdba97ce890edca79bf1f01b80f45ac49
PDF
Publication page42b092c5fc327a4e15ef614ebf5fff32ee601a583db9aeb1ba5baea939938f64
Manifest634640aaec5ffda0ccda80ae1f5a1b909b68115f80a6f0d00224c5eaa9bbd261

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureeWshYWEVfg5i/qKqGPix5yI5cXr8iOTyVYwLINyopGCfi+vOq+yyqKAdlbPS8XhXL+V52KlubqvM98/5hdmcDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:11.159834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058668
observed 42b092c5fc327a4e15ef614ebf5fff32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.141200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058668/manifest.json
observed 634640aaec5ffda0ccda80ae1f5a1b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.122627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058668/publication.md
observed c3f9cbb280a6f391e15a2b0999f2fb7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.105967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058668/publication.txt
observed ed20fedc5e99c648bf6120138194bfd3...
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 archivePending 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 packagePending Custody packages are produced weekly.