OpenTechnical

OT-2026-000005896

Publication integrity record

Porous face vacuum gripper, ejector fed, contact triggered, sustained blow off 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-2026-000005896) never changes.

Identity and time

Publication numberOT-2026-000005896 · never reused
Internal UUID01a0a948-7504-79ad-b199-5156fa8c9b91 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:14:53.192267Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005896
StatusPUBLIC

Content hashes

Canonical textacc2947dcace4356934d70b04b0d06f33b36b6e66842caa8335ddd4e6c4bf728
Markdown0433c6dff27d6c488f549ce6fd31955c411e05f1c81e2db6bccf2156ba447049
PDF
Publication page7648b5a18450f690ed468b9b0817527bbaa2964c4b7597c6290c6d829c8aa7b9
Manifest0fa41197ca263aed6d44366391b81b274050ae8b18238e24af00336db9cebe30

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
SignatureboeMHusd9y/6ltj7QnBHAsj/7r5CN5HQ6UhLTCYkHPdElvCkD+lROqnOcLyzpFW8FTZGRflpziDAKaKPQt7lBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:20.213976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005896
observed 7648b5a18450f690ed468b9b0817527b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:20.199515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005896/manifest.json
observed 0fa41197ca263aed6d44366391b81b27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:20.186716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005896/publication.md
observed 0433c6dff27d6c488f549ce6fd31955c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:20.172859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005896/publication.txt
observed acc2947dcace4356934d70b04b0d06f3...
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.