OpenTechnical

OT-2026-000092142

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, 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-2026-000092142) never changes.

Identity and time

Publication numberOT-2026-000092142 · never reused
Internal UUID01a0ae9d-875a-799c-a038-8cc1d65423e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092142
StatusPUBLIC

Content hashes

Canonical textd0802ce3a5fc04c966338b186312b449cdd25e8e96bd217df0d53aa5fa55036e
Markdown636af183d4c31f604601e38d24f2e92a3717a39ecf42eb921eb51c6a4bb6e969
PDF
Publication pagebbaab28858a79321a0b337e1dc0b7fb653f423ea9e4aab60b6647e49c444630b
Manifest6b26ad6cec9899d71d4cf1733dc697eaacaecec29f1576b0eff22293f8f969bd

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
Signature9rwQsLNrfyXpT3qcvrpYh3GO+UzFuQLXI3HbImwdrUcSmd6nikg9Q0FmNC82SBzYklXHEFSYyg2FmWmZzehjDw==
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

2026-09-17T09:41:36.674284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092142
observed bbaab28858a79321a0b337e1dc0b7fb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.656864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092142/manifest.json
observed 6b26ad6cec9899d71d4cf1733dc697ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.638670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092142/publication.md
observed 636af183d4c31f604601e38d24f2e92a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.619499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092142/publication.txt
observed d0802ce3a5fc04c966338b186312b449...
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.