OpenTechnical

OT-2026-000099136

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-2026-000099136) never changes.

Identity and time

Publication numberOT-2026-000099136 · never reused
Internal UUID01a0aea2-8288-70cf-a390-e83d476683b4 · 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-2026-000099136
StatusPUBLIC

Content hashes

Canonical text622f4e44334c418c42c894ff5174a5988fe835c671c3f19f683324e3fb58913e
Markdown7cdb3eef0cb5b46198aecec3850c28f57fba478816d78a386b5f392f0d78604f
PDF
Publication pagec88ce5c68e9789f20a12623a9ecf889726b0dbdcf1ddbe3a516cff72d62762e0
Manifest0f734e729700687ffa63655022829f6dafe727ead8d042f92fecb7f631cdc787

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
Signaturei6+6F2yEL0qoM9FvbWmI9WIbnqzXb/ZWlAQ+ldvQgtwpNg8aLBWsvlB1AzOYJ6P9QiqrcegZKTopnc3AboEyCA==
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

2026-09-17T09:30:30.384325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099136
observed c88ce5c68e9789f20a12623a9ecf8897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.365506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099136/manifest.json
observed 0f734e729700687ffa63655022829f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.345292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099136/publication.md
observed 7cdb3eef0cb5b46198aecec3850c28f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.218086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099136/publication.txt
observed 622f4e44334c418c42c894ff5174a598...
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.