OpenTechnical

OT-2026-000095830

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000095830) never changes.

Identity and time

Publication numberOT-2026-000095830 · never reused
Internal UUID01a0ae9f-fac6-781b-bf2f-33adf011b1f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095830
StatusPUBLIC

Content hashes

Canonical text68680725fb4bd1953be8d50e98473609c0acc000b6f1f51c073105880f5ecebb
Markdown9854443c2c65c3541877ea680fb7e6a44de6b1cd49410b5ac702794853358fb0
PDF
Publication pagef1d8dd9bd6dd5342cd447d96936f2f663e11ff1134d68362be09077d47a7d004
Manifestcc7dee3a38621d2779c7eece39711590969f19980676073937f5365795ae0f0a

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
Signature4vxpZ1JwYL0GEzusoxW+igp56eYmZ7S0NztkjPrAUxOtzyu9wllQekGy7n82gvAc98vCEBzU+wyiq69SjU4LDw==
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

2026-09-17T09:35:54.757352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095830
observed f1d8dd9bd6dd5342cd447d96936f2f66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:54.709751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095830/manifest.json
observed cc7dee3a38621d2779c7eece39711590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:54.690823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095830/publication.md
observed 9854443c2c65c3541877ea680fb7e6a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:54.647289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095830/publication.txt
observed 68680725fb4bd1953be8d50e98473609...
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.