OpenTechnical

OT-2026-000095069

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two 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-2026-000095069) never changes.

Identity and time

Publication numberOT-2026-000095069 · never reused
Internal UUID01a0ae9f-2df0-7fe5-a709-7bdfb7768aac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095069
StatusPUBLIC

Content hashes

Canonical text57936637b7dd23f581285ad26d2d47f84a17b31b1c148563086132b641a5885b
Markdownf729e50bb2df234f03bddea33273e33f2b323abdaec30e736263f71d60d60ab9
PDF
Publication page1e89b14f885cc1fd9a4ab1b8ed894a31b8101709c882199f8118be8e2ebf8dbd
Manifest68e7cca0ec12125a897e052f07002f9a4c24cc219a74b050be8f5cdbc4b24bda

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
SignatureJeU0QtTVjllk2P1UQZF6dSh2vUV6+mNo9xsY7m9ORYBnToGyHJvICWvpG11jpWFW36ofMKdINKl3pU6ObRdTDw==
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

2026-09-17T09:37:38.446107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095069
observed 1e89b14f885cc1fd9a4ab1b8ed894a31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.428995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095069/manifest.json
observed 68e7cca0ec12125a897e052f07002f9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.412180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095069/publication.md
observed f729e50bb2df234f03bddea33273e33f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.396882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095069/publication.txt
observed 57936637b7dd23f581285ad26d2d47f8...
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.