OpenTechnical

OT-2026-000011659

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, pulsed 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-2026-000011659) never changes.

Identity and time

Publication numberOT-2026-000011659 · never reused
Internal UUID01a0ae6d-1940-7008-aa07-d56e870ed922 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011659
StatusPUBLIC

Content hashes

Canonical textfc0b39188396039c167599af0a8b010dc5c17af20dc56a7e26a3ec19b4443ffd
Markdown01dfb367ae2da9790f47ce27e79ea26f1cbcdcbcae4ad4b499699674890a9f13
PDF
Publication page3a31dd9891fd7c13c1d5cc70aa35c96da56774bb3e5814c845431fb916fad74b
Manifestcd762096faf66308951bface44dd0a8b46912aad2f72846bf8ccc9e3e312213f

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
SignatureFVE2kyzWF/+vgqEOYk80UDv9Y/WD9AMJYsynciPtSyKWK5cXxZfKo2JcHK80g11yC72kcbxLI4ssNG4GNHCnBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:14.958867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011659
observed 3a31dd9891fd7c13c1d5cc70aa35c96d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:14.939974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011659/manifest.json
observed cd762096faf66308951bface44dd0a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:14.922495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011659/publication.md
observed 01dfb367ae2da9790f47ce27e79ea26f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:14.904169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011659/publication.txt
observed fc0b39188396039c167599af0a8b010d...
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.