OpenTechnical

OT-2026-000099139

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold 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-2026-000099139) never changes.

Identity and time

Publication numberOT-2026-000099139 · never reused
Internal UUID01a0aea2-8288-7b05-911e-01a29271f3db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099139
StatusPUBLIC

Content hashes

Canonical textaaca8a8b835a374bfee81ada73eeb9c174f7041f9a52f116b01b6cd4a2ccd484
Markdown24836337611465af571a2bf7406c38837c4424695a9e7f28dc78a7a0ea8a4516
PDF
Publication pagef93c14dc3dbc0fc6c136553131294e8be2e3efd936ed20173a1e4458598fe15a
Manifest44d9fd668ccdc23b125d4cbff22581e9c93bfd834dbeda8937559437f550ee22

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
SignatureSilU7dgdlqMF1zvypt52Qz62cDEmQSC8bAYPwk1S6LvFVsNfqz500K7GdwJ8q5uqtkJLzSHfcHZI9x3JqJ//Dw==
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

2026-09-17T09:30:30.622269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099139
observed f93c14dc3dbc0fc6c136553131294e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.603079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099139/manifest.json
observed 44d9fd668ccdc23b125d4cbff22581e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.585538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099139/publication.md
observed 24836337611465af571a2bf7406c3883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.568169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099139/publication.txt
observed aaca8a8b835a374bfee81ada73eeb9c1...
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.