OpenTechnical

OT-2026-000099137

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

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-2026-000099137) never changes.

Identity and time

Publication numberOT-2026-000099137 · never reused
Internal UUID01a0aea2-8288-7c58-bf49-702666874fcf · 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-2026-000099137
StatusPUBLIC

Content hashes

Canonical text7a5d81f46e5bd22c9b2cfcf221507a9ac36df209d9cb1739acef2aa685782c04
Markdown05532df3485a7a399010cffbd36b26fc341be5d9ecaa4a5db7ef7145525688e4
PDF
Publication page65c5238d567ccc0875cb081b9f6cc07635e25a0763767c0561d87b66f4a37cde
Manifest731f48fad0f4385edc2f6eb1433231c7f75df170bfd3bdc2b8304f129b74d035

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
SignatureUcV9D98Yh/Yu1wKIRyxoXn4rZbd7eCxooT+giZuQbtFJEacxP4te7Cc6LctbGWwe7o6AootYjNXbU+ajjtHyCQ==
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

2026-09-17T09:30:30.467097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099137
observed 65c5238d567ccc0875cb081b9f6cc076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.447021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099137/manifest.json
observed 731f48fad0f4385edc2f6eb1433231c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.426769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099137/publication.md
observed 05532df3485a7a399010cffbd36b26fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.407295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099137/publication.txt
observed 7a5d81f46e5bd22c9b2cfcf221507a9a...
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.