OpenTechnical

OT-2026-000092152

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, 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-2026-000092152) never changes.

Identity and time

Publication numberOT-2026-000092152 · never reused
Internal UUID01a0ae9d-875a-7fe5-9489-6b100c756715 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092152
StatusPUBLIC

Content hashes

Canonical textad839169cf98074fc0410a08c3f9b9720f98337c3c1718cac14603472ddcbc4a
Markdown36f27d22c328329c521d65e75b3a0b45d2935760897ba33481455ed4cb2c95ae
PDF
Publication pageb2b5b5480ccfc722ce58b06a91312a8da7d373704b83e6d6db9f059f51b3ae8b
Manifest3479b18a8ce1c5dca1e421e0feacd47d080dac3c600d914188344b3259413928

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
SignaturehML+IIbWPodGC8uvXfVWmJr/J9t20GZ0qiTiG4ozq8eyF6z6Nn42oFrm2E2q/89SkYJwLdYDKr8TEGZlNXG1CA==
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

2026-09-17T09:41:37.379283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092152
observed b2b5b5480ccfc722ce58b06a91312a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.362985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092152/manifest.json
observed 3479b18a8ce1c5dca1e421e0feacd47d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.343782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092152/publication.md
observed 36f27d22c328329c521d65e75b3a0b45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.324891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092152/publication.txt
observed ad839169cf98074fc0410a08c3f9b972...
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.