OpenTechnical

OT-2026-000032575

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000032575) never changes.

Identity and time

Publication numberOT-2026-000032575 · never reused
Internal UUID01a0ae75-106f-7915-95e0-469d53e5fa43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032575
StatusPUBLIC

Content hashes

Canonical text4ac7cd3368b8ef20d4c2f6c3505442e38d1218d4620c93ba8c10fe207793311e
Markdownf217445ad86c7f97dd144b30e28a6ef1e08bcaec3fae2fa40faee9b242c30eab
PDF
Publication pagef692b4d51f53bebd7c5721bc3c8d162eaf1a983042cc3fbd421f1bd2195cb1d1
Manifest9f4a4a26c9a27c4465744c5f9aa22b6700c76de96ac98405aee201ba7565c21f

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
Signature03K8GiOkAaRx0U4MsrdsFLYCV9KdapasG7pMKyFyIvTUfYlPcuxtEShMIJ6n5HOdlNnkUYvUAVzzBhg3VTYZAw==
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

2026-09-17T11:34:08.974717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032575
observed f692b4d51f53bebd7c5721bc3c8d162e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.957785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032575/manifest.json
observed 9f4a4a26c9a27c4465744c5f9aa22b67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.937898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032575/publication.md
observed f217445ad86c7f97dd144b30e28a6ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:08.920819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032575/publication.txt
observed 4ac7cd3368b8ef20d4c2f6c3505442e3...
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.