OpenTechnical

OT-2026-000100067

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000100067) never changes.

Identity and time

Publication numberOT-2026-000100067 · never reused
Internal UUID01a0aea3-1474-78bf-a43e-7e0e5bc52cb7 · 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-2026-000100067
StatusPUBLIC

Content hashes

Canonical textcee4af8b5071aefcf616451edb9cd46b2027b9de97b35b00be9b93552faa8f6f
Markdown71119a5a54d27c8eb8f4111b7f90940ce2a8dda1f0d58f18f445ae0000f28a31
PDF
Publication pagea556f8e66b2e2cd5e85a974158491022fd4c116528bd3e84e6ff61ff07d95963
Manifest15db035616201e65cc9167b175be1d1bee12f7cef341f376c2fc46d2118b57b8

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
SignaturemUYkP9sZKu1V1yiYh+ab8T/MO+h9Uo5TryXFfMGfoFtbHTkoBkpaZVY3/t+0R9mrNkpvTLjHqnk8OVFEDYEVBQ==
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

2026-09-17T09:29:00.824853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100067
observed a556f8e66b2e2cd5e85a974158491022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.808542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100067/manifest.json
observed 15db035616201e65cc9167b175be1d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.789134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100067/publication.md
observed 71119a5a54d27c8eb8f4111b7f90940c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.770669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100067/publication.txt
observed cee4af8b5071aefcf616451edb9cd46b...
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.