OpenTechnical

OT-2026-000096715

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000096715) never changes.

Identity and time

Publication numberOT-2026-000096715 · never reused
Internal UUID01a0aea0-a4ac-7f86-9ca0-008d88fe6ffc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096715
StatusPUBLIC

Content hashes

Canonical textdd0751f0171e79c7382cc37ba63f7791ba76de7ce4cd7dbcfd6e3dbc106ab148
Markdown4dff3fe0f8555ed11be8481252a7e8f6ea2356c0e9888dc6475bdb0439a00c98
PDF
Publication page978cb7992001204ac5b3eddf10e7eecb96231731c23a825c780ba03e7e31f615
Manifestcb7e181afde2435af6675bb51a83836119075872b634956864c744b02d37eb8b

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
SignatureA/fPM3MjIL7dV2wX37F0Bc3f0XFyOCU2I342hftvOL/BoTboa3vAd3sKDLIqu1k+ffYGFsYLDjxwloOiFFzUCA==
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

2026-09-17T09:34:16.823354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096715
observed 978cb7992001204ac5b3eddf10e7eecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:16.805388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096715/manifest.json
observed cb7e181afde2435af6675bb51a838361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:16.787972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096715/publication.md
observed 4dff3fe0f8555ed11be8481252a7e8f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:16.770587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096715/publication.txt
observed dd0751f0171e79c7382cc37ba63f7791...
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.