OpenTechnical

OT-2026-000069064

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000069064) never changes.

Identity and time

Publication numberOT-2026-000069064 · never reused
Internal UUID01a0ae90-6dce-70cd-90e9-25f522a759dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069064
StatusPUBLIC

Content hashes

Canonical text8855092ee8efb6aa2a23a5081a788d331808f7b2d0193bd41800cc52d17c9111
Markdown7e76e7b43d7b36745bc86cecd7615cdd59cfeaebae319e39442419e0c74d9e4f
PDF
Publication page70c41eefa440f2337397006801df911ee7fe0698972410e33acac4e4850d1b75
Manifest53faf349e6507321dd8ccf70cbcc67acca3bde93dd7cee899543d6b96566030b

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
SignatureiemQo/rT3a3ptYQhEyFU+mZgqPhWvhs1dSEn/p+KlQzWMe5SXUh9btmgsnXDKNadQwQcL8F65HQ9aaOuA0ZVCQ==
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

2026-09-17T10:28:55.712588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069064
observed 70c41eefa440f2337397006801df911e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:55.696690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069064/manifest.json
observed 53faf349e6507321dd8ccf70cbcc67ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:55.680021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069064/publication.md
observed 7e76e7b43d7b36745bc86cecd7615cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:55.662872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069064/publication.txt
observed 8855092ee8efb6aa2a23a5081a788d33...
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.