OpenTechnical

OT-2026-000007060

Publication integrity record

Bellows cup vacuum gripper, three stage ejector, contact triggered on the face, plastic cups

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-2026-000007060) never changes.

Identity and time

Publication numberOT-2026-000007060 · never reused
Internal UUID01a0a971-3103-7873-b7a3-399ae189780c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:59:22.878471Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007060
StatusPUBLIC

Content hashes

Canonical text5eeaed9da09515984a6390d79d8ddf089cc915f6956391c062dc54a038ba2993
Markdown5c1e61e16fefa3a7b078df31da14e895990a086f633b819155b1fa171406339d
PDF
Publication pagee6753cc5d14a69456cdbbfb06e369e2ad71ce904f2a7f9a566bc0cf8ab86762d
Manifest7179a4e4021263ba61bb66cc1352439a2b11b513529cae19794262227020cf4c

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
SignatureFLuJIP5wjx3lzhDbUsAByTgrNrJvTHI69ondDH2b1IN3bxfJW35FxGhiqOX5XIFZR4VOUiA79UaxUpyX70FVCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:06.636653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007060
observed e6753cc5d14a69456cdbbfb06e369e2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.496579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007060/manifest.json
observed 7179a4e4021263ba61bb66cc1352439a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.484784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007060/publication.md
observed 5c1e61e16fefa3a7b078df31da14e895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.470734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007060/publication.txt
observed 5eeaed9da09515984a6390d79d8ddf08...
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.