OpenTechnical

OT-2026-000060217

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000060217) never changes.

Identity and time

Publication numberOT-2026-000060217 · never reused
Internal UUID01a0ae8a-5a73-74d1-ba6d-7571262994a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060217
StatusPUBLIC

Content hashes

Canonical text0e3105feb7781d6c73e16954c7b03ead6d32ba256b723f859dfd9ac044bcf551
Markdownd1e41df754ed7f571adae55505abcb588fb60f2c9ea162fea49fee9947fb9b90
PDF
Publication pagebf43104744d49d14c75a33209b552d4662be9ac316151ee0c6952936c145bbde
Manifest010d8f8bee6a347a33b281ff9de7356d21f2721f3d5ae847ee313579d9cd63b1

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
SignaturecXuKXKr7BVCfqMhFdhvQtse14dngJ9RWC/IoclxIjIWUktwDli1lgsTGvEljm00QhSt71hsmzmNF3ipwQEyuCQ==
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...

Independent retrieval

2026-09-17T10:43:53.541548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060217
observed bf43104744d49d14c75a33209b552d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:53.524586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060217/manifest.json
observed 010d8f8bee6a347a33b281ff9de7356d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:53.508369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060217/publication.md
observed d1e41df754ed7f571adae55505abcb58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:53.491163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060217/publication.txt
observed 0e3105feb7781d6c73e16954c7b03ead...
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.