OpenTechnical

OT-2026-000030230

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000030230) never changes.

Identity and time

Publication numberOT-2026-000030230 · never reused
Internal UUID01a0ae73-e500-7d2e-928c-df135ef25a3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030230
StatusPUBLIC

Content hashes

Canonical text58d47c1a0c9bc0ec3f174dad3e16f22dad06582a6cff9274030dc6ccaa0858be
Markdown83cca20587bda3abd14088cc3d708da07946a1c3f9858f67123b0da97e460726
PDF
Publication pagebbc70a25b885ead86450400957c1d48a6090886bc22dad041e00ecbd8e68cd41
Manifest5a7172fcbf8802d72176c80eb03bf554c446bb8c3a7f2fab64089e4142af262c

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
SignatureXHG+lLWDkQAGtFtcHhS+ejwk5SgmH5mYHOlF+I6iAtAUwP7ywJ1+2ZWlSw/TSdTb2vF/aFY5K/M5ZL4MUit3DA==
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

2026-09-17T11:40:36.501353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030230
observed bbc70a25b885ead86450400957c1d48a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.484800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030230/manifest.json
observed 5a7172fcbf8802d72176c80eb03bf554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.465940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030230/publication.md
observed 83cca20587bda3abd14088cc3d708da0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.448608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030230/publication.txt
observed 58d47c1a0c9bc0ec3f174dad3e16f22d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.003552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030230
observed bbc70a25b885ead86450400957c1d48a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.983922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030230/manifest.json
observed 5a7172fcbf8802d72176c80eb03bf554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.965676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030230/publication.md
observed 83cca20587bda3abd14088cc3d708da0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.949131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030230/publication.txt
observed 58d47c1a0c9bc0ec3f174dad3e16f22d...
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.