OpenTechnical

OT-2026-000085417

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000085417) never changes.

Identity and time

Publication numberOT-2026-000085417 · never reused
Internal UUID01a0ae99-aaab-7f37-9ddb-2578eac1ed02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085417
StatusPUBLIC

Content hashes

Canonical text1125effffed4e00c7815757c490f0d525392d40dee96748f07940d0223ec8d5a
Markdowndfd1a5532f9902399411422045a06170b5937c02dfb1e9279a19886abe718903
PDF
Publication page043deb31e6bf9434e59e673c56052600b9e37fbf6eae3d841b8a318c187da17d
Manifest7856c9396413b970c6abff84d151307081b0d68f9c5429cd0a3824615afe2e07

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
SignatureAygNTNXsLtV5GJoJDYc0W1r0VA5PY5z60j6EerqV1Dz7aNPWX5+r6ZTeR17HnkoA0HX6ukzNtUQPbj8AOEp+BA==
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

2026-09-17T09:54:11.070399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085417
observed 043deb31e6bf9434e59e673c56052600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.052267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085417/manifest.json
observed 7856c9396413b970c6abff84d1513070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.034818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085417/publication.md
observed dfd1a5532f9902399411422045a06170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.014898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085417/publication.txt
observed 1125effffed4e00c7815757c490f0d52...
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.