OpenTechnical

OT-2026-000033492

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000033492) never changes.

Identity and time

Publication numberOT-2026-000033492 · never reused
Internal UUID01a0ae75-a38e-745a-b798-daaf2897902e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033492
StatusPUBLIC

Content hashes

Canonical text5244bdf5c90fe23f9fc4537574ca83b307bae1821761310de389b92ba15eaa87
Markdown40a9380379074f8b3d6460d0b323ea11933f06fd46538b947e921d4e804b8d93
PDF
Publication pagefecf29fe8d6094aadf310b82c6e8f11fbca981c7eaa870ddbfcf238427c6f3b1
Manifesta8053506f3b9a34386fd20dbb9eae24b5d8e7fdf3ac99fd059d03e532294c20c

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
Signature4Tfk+Jr/wJ47BrmkS4KCEdl8zBUAdAqqgPH009GZxLbzkCC6hHeq59SkH45MaXNLRKl7mtnI3hHsr4WuF9aLBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:20.417583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033492
observed fecf29fe8d6094aadf310b82c6e8f11f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.400831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033492/manifest.json
observed a8053506f3b9a34386fd20dbb9eae24b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.381200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033492/publication.md
observed 40a9380379074f8b3d6460d0b323ea11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.364371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033492/publication.txt
observed 5244bdf5c90fe23f9fc4537574ca83b3...
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.