OpenTechnical

OT-2026-000067787

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000067787) never changes.

Identity and time

Publication numberOT-2026-000067787 · never reused
Internal UUID01a0ae8f-c4fa-71f8-b40c-8b50a832020d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067787
StatusPUBLIC

Content hashes

Canonical textac666e05bdd7a67e13754b3f6ea6670539358de764c7f8b55617926331a76907
Markdown190b1adbc9db22af0663cb7bbd7317820099fc89cce6721673fe0d00b142d2fb
PDF
Publication page9a4d4b995a53fb86c17032541e31d76594529c5c97e828dfbbec2aa504af29f8
Manifeste621193382b9c182ad563650a682c41f219dcc8882be3cc2581c539767ac11fb

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
Signature8Jmf+xMSzAOnkHNXYB8zsn9GytO2XTWuq1OvxpzxrYEwptTDOjNpKZ2IlB2rnRAnYJI31f42Mb7ZepCGEu/oCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:01.331848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067787
observed 9a4d4b995a53fb86c17032541e31d765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.313112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067787/manifest.json
observed e621193382b9c182ad563650a682c41f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.292478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067787/publication.md
observed 190b1adbc9db22af0663cb7bbd731782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.270506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067787/publication.txt
observed ac666e05bdd7a67e13754b3f6ea66705...
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.