OpenTechnical

OT-2026-000100086

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000100086) never changes.

Identity and time

Publication numberOT-2026-000100086 · never reused
Internal UUID01a0aea3-1474-7d5c-b120-b2b6a108af3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100086
StatusPUBLIC

Content hashes

Canonical textc21582a49a41a8f4c66a9de30ac10aedb2960707fffbc3edd28ec9a73b2ebde1
Markdown3b75d79d9e5fef7dc88c577da02ef2797387773ecdace9e69b4e1869979afdff
PDF
Publication page7f8fc1554ca980192883c0a45fe7fffab7afdb36e6e80912780f3a1d26e04cf8
Manifest823da04cf17e008cc65c46e59e402975111685a046eec4acadd3f5a0581fe923

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
Signature9J72MXbOySBCpLRY8fbD6igyswmIXBdxHvpLXxsVxgEagEWoLBieJ9m9AMZrlH1hR21xJT2uZK0Es87hKq0RDA==
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

2026-09-17T09:29:02.412424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100086
observed 7f8fc1554ca980192883c0a45fe7fffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.394459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100086/manifest.json
observed 823da04cf17e008cc65c46e59e402975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.305826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100086/publication.md
observed 3b75d79d9e5fef7dc88c577da02ef279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.285864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100086/publication.txt
observed c21582a49a41a8f4c66a9de30ac10aed...
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.