OpenTechnical

OT-2026-000061127

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000061127) never changes.

Identity and time

Publication numberOT-2026-000061127 · never reused
Internal UUID01a0ae8b-137e-7993-af30-36816d86bcda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061127
StatusPUBLIC

Content hashes

Canonical text447523f499969dba87c06c38a9886040cb5ffb49d4123f9a02e520cf35625971
Markdown5817fcaa08ec29dcd358f29a77a3a7a93776e078296302c29a6bb67407cbc618
PDF
Publication pagec23ef7d05b009bc38f728b66bd3019925c6ba881365cffce6987ddabd47f62bb
Manifest234df40d5cbf696d22787ef191cbb6d4c71deb1a0dc03163542825171dd75ac5

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
SignaturenbVBpUvX9uBY6KmkvWTgrpfsDp+/mki8FlCSHiNpqnHFMclqgE5fqn4cWWSDcYV9pbBikONygMPIPyUCD0iIAg==
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

2026-09-17T10:42:30.190060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061127
observed c23ef7d05b009bc38f728b66bd301992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:30.172413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061127/manifest.json
observed 234df40d5cbf696d22787ef191cbb6d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:30.155574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061127/publication.md
observed 5817fcaa08ec29dcd358f29a77a3a7a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:30.139063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061127/publication.txt
observed 447523f499969dba87c06c38a9886040...
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.