OpenTechnical

OT-2026-000102682

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102682) never changes.

Identity and time

Publication numberOT-2026-000102682 · never reused
Internal UUID01a0aea4-858b-7009-837d-202667a0dd72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102682
StatusPUBLIC

Content hashes

Canonical text3f7342eed1f3e824786dfb847288278e58713f0b2d262aa7c3cb89e2cf441464
Markdownd3f795acfc54804671d90f397e95eaad46b8c83e88befdfbf96da679e8bfd1e5
PDF
Publication pagef148641b05725a3ae80dcb1acefa3187c54835f139987216158107d4ac1fdb8d
Manifestc0b43fc4603ae9b2bc3bf3d99f458fe82d481dc451e90d5e5ea45bd125e51399

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
Signature4Ov7uxLDbYF8RzSd86BWGU5AUdBDVAMroPjcrBW8ZqBzMfycGXzWxdB2S80CPDgcP5C0b4RxbHOuW72o3VNCDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:11.243352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102682
observed f148641b05725a3ae80dcb1acefa3187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:11.223536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102682/manifest.json
observed c0b43fc4603ae9b2bc3bf3d99f458fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:11.205644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102682/publication.md
observed d3f795acfc54804671d90f397e95eaad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:11.187364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102682/publication.txt
observed 3f7342eed1f3e824786dfb847288278e...
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.