OpenTechnical

OT-2026-000096672

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000096672) never changes.

Identity and time

Publication numberOT-2026-000096672 · never reused
Internal UUID01a0aea0-a4ab-78e7-88a2-6c80c6ee569a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096672
StatusPUBLIC

Content hashes

Canonical text9cf851ddad87b3672cc45545a16815d5c74b92f5dd20c345b3295da05c927009
Markdown9481eb32962366f9009b05b483cb877e27659c367434f2b67dd6e54824e28166
PDF
Publication page1cbc1ffcefedf7a0c893826486700d9af1a8352299cb7e718b16d95b2639596e
Manifest370baf79226bd4734011a14ba2d6e11cf4c67ebcee54d311bda9a4650ea8a93a

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
Signatureq7crHIEkvl+D/cF+1SaumODrxF2cBmecwSIYkFBg1oM5LZHBX4Qg6ul1EQmaPuFy6UZ5ISJVAgCIOJmwaMXiBg==
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

2026-09-17T09:34:08.880539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096672
observed 1cbc1ffcefedf7a0c893826486700d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.861836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096672/manifest.json
observed 370baf79226bd4734011a14ba2d6e11c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.843777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096672/publication.md
observed 9481eb32962366f9009b05b483cb877e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.823728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096672/publication.txt
observed 9cf851ddad87b3672cc45545a16815d5...
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.