OpenTechnical

OT-2026-000092601

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000092601) never changes.

Identity and time

Publication numberOT-2026-000092601 · never reused
Internal UUID01a0ae9d-b5fe-7d1d-b824-fb061a8346e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092601
StatusPUBLIC

Content hashes

Canonical text247199a78dbb32043644384f1d0905e8e711d32bf34ccf4b95af95856b936079
Markdown6c825683b1558daa199057e16ba36f191a30770217735ae2124997daa6b6c4dd
PDF
Publication pagefcc03b9c7abb31d505f6513b97631e0ee28283e2ebef24319cc0fd9b8b164026
Manifest4b7f9dd3ead3fba6f41f201021bfbf0075812cd6eb772f6060b1b4f3aa6a9aa0

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
Signaturen5Q2afVaz3yQxz1BS2MQTvQ34dOJFseCOPY+MpYmtqHJS6WV4UQYy5jXV069a3mUknH9oiQZn3EtFoymCxIFBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:12.266703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092601
observed fcc03b9c7abb31d505f6513b97631e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.249990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092601/manifest.json
observed 4b7f9dd3ead3fba6f41f201021bfbf00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.233388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092601/publication.md
observed 6c825683b1558daa199057e16ba36f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.215901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092601/publication.txt
observed 247199a78dbb32043644384f1d0905e8...
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.