OpenTechnical

OT-2026-000100842

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000100842) never changes.

Identity and time

Publication numberOT-2026-000100842 · never reused
Internal UUID01a0aea3-66f5-7657-bafa-6d26db69f917 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100842
StatusPUBLIC

Content hashes

Canonical text3b56e93c6d27de129d9aa4c7042bcb8f5360b0a66eadfd6dab3b8493898a235c
Markdown9bbd46e513e8d321a44a310799e935018cbbb3421a376c42dbd480502939b8b5
PDF
Publication paged95fa0ab40829529bbd7b6777383055af81d2524317ca4e7440b3688cddff65b
Manifestf9c8e8547c7bf30e9e6d7f53b573329b5030170b6b5c106f330a64e0bcffd7df

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
SignatureZvu0KrNiG8slnkrPAsrJtDONQHWDX0wIoqP9PrPnNIGcATdNg7AKYsF/YI9fUMIIsWMzOdPvaU2r5InNObjGAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:46.108886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100842
observed d95fa0ab40829529bbd7b6777383055a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.090029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100842/manifest.json
observed f9c8e8547c7bf30e9e6d7f53b573329b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.071753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100842/publication.md
observed 9bbd46e513e8d321a44a310799e93501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.050502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100842/publication.txt
observed 3b56e93c6d27de129d9aa4c7042bcb8f...
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.