OpenTechnical

OT-2026-000083951

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000083951) never changes.

Identity and time

Publication numberOT-2026-000083951 · never reused
Internal UUID01a0ae98-0419-73ea-aff2-4fe40028a42e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083951
StatusPUBLIC

Content hashes

Canonical textd2394817b5b4d140279edc9323de6c0adb26a07bdbc412e248356577adf77733
Markdownf0b91491c39a5ef3f31fdad6436f980ca2b5a85f6522ba56293a0194636a6229
PDF
Publication pagec40f9853335e685152e4426ea7a7f1ad088708f8ef14dae6f1bbbd91dc6b07be
Manifestfc13d4c32afc96eaac1b1d71f99879cc07ebca20cd4f9c5175e752325c3aba41

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
SignaturebzzTadlJ34tcqTkh09TW4mWDqI3CX3X/ZtuuBGWRomKQPJbxhbhgVpLwWsxT/rLNn2wt8GT4/LdS5k0kJ8+BAw==
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

2026-09-17T10:00:27.473738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083951
observed c40f9853335e685152e4426ea7a7f1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.452912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083951/manifest.json
observed fc13d4c32afc96eaac1b1d71f99879cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.426166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083951/publication.md
observed f0b91491c39a5ef3f31fdad6436f980c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.407485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083951/publication.txt
observed d2394817b5b4d140279edc9323de6c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.065079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083951
observed c40f9853335e685152e4426ea7a7f1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.048576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083951/manifest.json
observed fc13d4c32afc96eaac1b1d71f99879cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.030345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083951/publication.md
observed f0b91491c39a5ef3f31fdad6436f980c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.011629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083951/publication.txt
observed d2394817b5b4d140279edc9323de6c0a...
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.