OpenTechnical

OT-2026-000011468

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, vented after set-down

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-2026-000011468) never changes.

Identity and time

Publication numberOT-2026-000011468 · never reused
Internal UUID01a0ae6c-88ff-7dab-b9ad-dfda789d532f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011468
StatusPUBLIC

Content hashes

Canonical text22ca9fc89fbab6cb79170055ff73dd6e8f9125134aa78cbb36129c65b3f8dacc
Markdownfde203dafffb37857cd142816f9d78a81b640c4305d943749c89e232587fad3d
PDF
Publication page21a0dafe2f787b984a7d62dab3307d05a2e7556df0cbb976e1882bb6cd3d28e6
Manifestfb2672091547cfefe0121647bac0ac3fa4e526ff0f60fd7d4f0c3973326f19d9

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
Signaturehd1nJHewiJ3DNKsaPMmCBEd0j1x4FgETiPCKS02Qc+T2AzEdmwZlUvQ5uc3HFKj+yZSwHx37Pj8314VqbmfJBw==
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

2026-09-17T12:13:14.224898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011468
observed 21a0dafe2f787b984a7d62dab3307d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.205364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011468/manifest.json
observed fb2672091547cfefe0121647bac0ac3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.185919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011468/publication.md
observed fde203dafffb37857cd142816f9d78a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.165925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011468/publication.txt
observed 22ca9fc89fbab6cb79170055ff73dd6e...
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.