OpenTechnical

OT-2026-000085418

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000085418) never changes.

Identity and time

Publication numberOT-2026-000085418 · never reused
Internal UUID01a0ae99-aaab-77dd-9085-0dd717355d50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085418
StatusPUBLIC

Content hashes

Canonical textdcbf4611c675af158027575f4b16c71e847e0d54338f8b25b078ab16142bf78f
Markdown525403f8b4a1f4ff823ab9615df3d0cb4e69d0baee0aeba84a42bcb067afc3b7
PDF
Publication page322273b76426532f73c46bc2771f9a6972d5348ce8b059deb0036422398990f1
Manifest4076fdde9f65cc990bc89bfa75dc920788aa67ac12ffe130eed97733d8f1bb0f

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
Signatureq8XKVG9kyET/8ezRsBlfA8BIG0JCFHfQOR4ku1StE95Krz/UpP03lCfyt5jIlnDAjv7fJ6opL74dfja9sSpiDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:11.563938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085418
observed 322273b76426532f73c46bc2771f9a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.545172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085418/manifest.json
observed 4076fdde9f65cc990bc89bfa75dc9207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.525828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085418/publication.md
observed 525403f8b4a1f4ff823ab9615df3d0cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.505025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085418/publication.txt
observed dcbf4611c675af158027575f4b16c71e...
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.