OpenTechnical

OT-2026-000095631

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000095631) never changes.

Identity and time

Publication numberOT-2026-000095631 · never reused
Internal UUID01a0ae9f-fac4-720d-a59b-68121836aadd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095631
StatusPUBLIC

Content hashes

Canonical text209fcbcc81887cb83c6fc513e410254afbd9bc3035c7257323837faa5641b878
Markdownb458a47298a13a4452582b56f0f637d1d9bf08fe666baab1fb80105a496718e5
PDF
Publication page8a4bba6c8fe0bae6dc334051b0a6632cf39fa24ae809baf56db28599c0bdf2c7
Manifest958e12ca9acfde76e2e7fbddac1c3cc3bcb464524354cb3df2a8e139fa8f74bf

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
SignatureqqktC8N7SGpT6oKarD0i6A+Z0V4hNl4urS42f8hfDNR9ADRTH6jMOKNrXATGlinfR5a7k2E09qasThyroWr5Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:05.590830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095631
observed 8a4bba6c8fe0bae6dc334051b0a6632c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.572984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095631/manifest.json
observed 958e12ca9acfde76e2e7fbddac1c3cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.555024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095631/publication.md
observed b458a47298a13a4452582b56f0f637d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:05.536673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095631/publication.txt
observed 209fcbcc81887cb83c6fc513e410254a...
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.