OpenTechnical

OT-2026-000005849

Publication integrity record

Bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, contact triggered

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-2026-000005849) never changes.

Identity and time

Publication numberOT-2026-000005849 · never reused
Internal UUID01a0a946-f01e-7958-bf9a-4b603109969e · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:13:13.633755Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005849
StatusPUBLIC

Content hashes

Canonical text23c6610af19296fba74dd7a5af5a54541bd020d2e32fac854ddfc3c33970fdd7
Markdown8e2ef1d57db72fcfb4d722f0d67f53bc39db575cb87aab94dbf624b30be787f1
PDF
Publication page06f9ba1541fed905c9e9b1d8ebd8d322b83f49f6e8fa46e6317f8fd8fb95fe8a
Manifestc4f7a944c2aa25e6167db86eb4e940edfbfb4c8b70a7f1bcc64de52ab35d3393

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
SignaturejQZSCn31nV4I04Q+9Pacr0Ozn8tCtJa9Sddq6XwXNgycIFd+WYi6XP9xYOEEpLnoA22unelZUFcEJoT7pRfvAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:25.708086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005849
observed 06f9ba1541fed905c9e9b1d8ebd8d322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:25.692440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005849/manifest.json
observed c4f7a944c2aa25e6167db86eb4e940ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:25.679234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005849/publication.md
observed 8e2ef1d57db72fcfb4d722f0d67f53bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:25.662216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005849/publication.txt
observed 23c6610af19296fba74dd7a5af5a5454...
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.