OpenTechnical

OT-2026-000046975

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000046975) never changes.

Identity and time

Publication numberOT-2026-000046975 · never reused
Internal UUID01a0ae7e-d0f6-7cc6-8f69-50adfa74b433 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046975
StatusPUBLIC

Content hashes

Canonical text3aec12075c1546f9ad9ec8801f55ce7068c770cd220f90fb0882bf96a9581d9d
Markdown2408ee549c77eb070788e6602fffdb80043ad9125c625df9373ad35cc8768ab5
PDF
Publication pagebea748a6203c4fca8ee5464f5ef3827a2ffcf80702a40b7beeed414e3efad440
Manifest0bbeff58a6729c664015ab0c9a8398ec15be922d4b204835f8d3fb0741c3be0c

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
Signatureipb1TZmFdHMqL4YQxiWkQYkxedawvZ3IcHa+LcV/j9g9j7/Ui7UxjuN461zQTgQ4qgXt1JtDKR1IU7cBB+FhDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:14.450360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046975
observed bea748a6203c4fca8ee5464f5ef3827a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.431459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046975/manifest.json
observed 0bbeff58a6729c664015ab0c9a8398ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.410508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046975/publication.md
observed 2408ee549c77eb070788e6602fffdb80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.390641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046975/publication.txt
observed 3aec12075c1546f9ad9ec8801f55ce70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.932808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046975
observed bea748a6203c4fca8ee5464f5ef3827a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.915272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046975/manifest.json
observed 0bbeff58a6729c664015ab0c9a8398ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.896411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046975/publication.md
observed 2408ee549c77eb070788e6602fffdb80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.878340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046975/publication.txt
observed 3aec12075c1546f9ad9ec8801f55ce70...
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.