OpenTechnical

OT-2026-000102535

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102535) never changes.

Identity and time

Publication numberOT-2026-000102535 · never reused
Internal UUID01a0aea4-858a-7e9d-a58c-be873dc9190b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102535
StatusPUBLIC

Content hashes

Canonical textae4b71fd86794da4e481c71066f7ccbce142c42179ea61e58461417335d9c5d9
Markdownbeba14052e0e31eb1d0da8b462e39283f2cfe27f3210d422ca7e9901546f1d82
PDF
Publication page7fba2aab42055eaed657b2d49908e2ea854bec909a20640b041529f69b1b20ea
Manifest9bbf5588ca33c540a4dc00adc6aa7bc8f63ca45ac07fc219d416b8e8549ceabc

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
SignatureJ09VfJUNkdpWDn5/Dq5vWfPmhgcI6CPTVrqDq4jw/pmcQ+oyaFd1g3Gbrc9R9tfofDC8wpzJaSRGx5LqamDQCg==
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

2026-09-17T09:24:00.412098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102535
observed 7fba2aab42055eaed657b2d49908e2ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.393743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102535/manifest.json
observed 9bbf5588ca33c540a4dc00adc6aa7bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.375855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102535/publication.md
observed beba14052e0e31eb1d0da8b462e39283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.356253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102535/publication.txt
observed ae4b71fd86794da4e481c71066f7ccbc...
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.