OpenTechnical

OT-2026-000007482

Publication integrity record

Vacuum cup gripper, ejector fed, vented after set down, silicone cups, flat form

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-2026-000007482) never changes.

Identity and time

Publication numberOT-2026-000007482 · never reused
Internal UUID01a0a980-73da-7253-aa7e-1fddfb5210a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:16:02.909332Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007482
StatusPUBLIC

Content hashes

Canonical text2abd923c29f92b8607f79fd8d9832e441d1a849f06e1d570cf7c3c966d1cb94b
Markdown15471ef28bef5af124cdc36b083e01dfbbc166f018bc54f792e420fbfe3576d0
PDF
Publication page8fbfff4c85d24ad5a8f869438ff485a64e8e598824690444c9cd53257374b543
Manifest5d8c6d13825331ca6599a97e372f37773349c190f8a546e2cbcf11e5e07731b7

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
SignatureVlda+h6rhJy3Au/tB8izm5IUg+ZxC43AzfQWIt8o3NoWQIeF3MJP0N7BZGAyEMInx41zTe7eNMczLFtk2rPvBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:02.933616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007482
observed 8fbfff4c85d24ad5a8f869438ff485a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:02.919720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007482/manifest.json
observed 5d8c6d13825331ca6599a97e372f3777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:02.907948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007482/publication.md
observed 15471ef28bef5af124cdc36b083e01df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:02.892162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007482/publication.txt
observed 2abd923c29f92b8607f79fd8d9832e44...
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.