OpenTechnical

OT-2026-000085333

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, sustained blow-off before set-down

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-2026-000085333) never changes.

Identity and time

Publication numberOT-2026-000085333 · never reused
Internal UUID01a0ae99-aaaa-7408-a8b9-0851567cd91f · 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-2026-000085333
StatusPUBLIC

Content hashes

Canonical text400cea2a0451a751b2a278141fa767a4051db0dd794d00db6b65012934666f17
Markdown675c953f25c7846d00cae19de2ac0cec433b32db6c0435a848df0c508b0c7c2f
PDF
Publication page45a76772ed2597e68f697225c26b744c35fa372b97f31f88b230becfb01758b7
Manifest182d2caa9f504ecfa91d473bc94c568b200c505235526744797b5b47054c20aa

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
SignatureiXIEXKHoCBTJW/39C9djsVbmKfWy4ndVhX4Ok8TFQPfRivY8YpfC4ytxFESUmMHjg3B2mE8i2HTJR/EWkTl8BA==
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

2026-09-17T09:54:03.559586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085333
observed 45a76772ed2597e68f697225c26b744c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:03.541634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085333/manifest.json
observed 182d2caa9f504ecfa91d473bc94c568b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:03.524832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085333/publication.md
observed 675c953f25c7846d00cae19de2ac0cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:03.506566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085333/publication.txt
observed 400cea2a0451a751b2a278141fa767a4...
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.