OpenTechnical

OT-2026-000054653

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000054653) never changes.

Identity and time

Publication numberOT-2026-000054653 · never reused
Internal UUID01a0ae86-1284-7823-91f7-06afc4a80be8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054653
StatusPUBLIC

Content hashes

Canonical text4680509419027143736fd829bd21e162fe53a4a6bf47c325ba08951a77e4512d
Markdown3047e3b2fbc752c6f8e3402e2ae362db847755413f50dc9ca72e5893a1e80fc2
PDF
Publication page48f6e592fa667d3e2f0477f2c1967df4279b6513a001686871b509e4f790f5b4
Manifest353c819bd2c3ba83ca23fbf3fd817ea5d3392cecc3020c7ba0cf76cb309e4c40

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
SignatureNT0V7Xq5/1SST5/J6rUvbDv9hEoUCHmqvCsFpVd2bXrdcJCflikb2yoGPOVK8k+aGTDhVO6nuBRCZSSFvJxEDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:43.333649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054653
observed 48f6e592fa667d3e2f0477f2c1967df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.315206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054653/manifest.json
observed 353c819bd2c3ba83ca23fbf3fd817ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.298831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054653/publication.md
observed 3047e3b2fbc752c6f8e3402e2ae362db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.282466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054653/publication.txt
observed 4680509419027143736fd829bd21e162...
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.