OpenTechnical

OT-2026-000007165

Publication integrity record

Vacuum cup gripper, two stage ejector, pressure verified, contact triggered, 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-2026-000007165) never changes.

Identity and time

Publication numberOT-2026-000007165 · never reused
Internal UUID01a0a975-0eff-7447-a679-dbb24b367c25 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:03:36.194024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007165
StatusPUBLIC

Content hashes

Canonical textce72c061a43fd6a002b47947f14a746abb663d8855826b533fa1550f67719874
Markdown5116379e12d61de9c20615847773267d2fd6cd9873ef4e16e9ed994dd8b0e0fa
PDF
Publication page214ac219dc3d6310154c2929a6b5e26a0866a48b53513eb082699e90ad86d692
Manifestc4ea57596ccee0bfba34811111f15e0f604f088916ac25ad7f9a537fbe69abb8

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
SignaturedIVsFstAP8qiY5F4A7OO8IInj6Dtp4yIS3pI2fUoWJAKdpEK0JZXsTXc8nhoDs/0nmBcpAmx+yadgMOQLdwBDQ==
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

2026-09-16T09:10:20.158581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007165
observed 214ac219dc3d6310154c2929a6b5e26a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:20.145588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007165/manifest.json
observed c4ea57596ccee0bfba34811111f15e0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:20.132451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007165/publication.md
observed 5116379e12d61de9c20615847773267d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:19.993327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007165/publication.txt
observed ce72c061a43fd6a002b47947f14a746a...
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.