OpenTechnical

OT-2026-000003682

Publication integrity record

Vacuum cup gripper, four outlet manifold, two stage ejector, contact triggered, silicone cups, flat form

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-2026-000003682) never changes.

Identity and time

Publication numberOT-2026-000003682 · never reused
Internal UUID01a0a90a-bb1d-7252-af45-6f749550d2cd · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:27.903422Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003682
StatusPUBLIC

Content hashes

Canonical text939b4c4692ff6ce6ed9f608c00aa607ec41735c0db8be5ece8ecbf4bd20bed0c
Markdown52b7740648b79596fa86b75907bfa1856e52b69e34e3b02fa8c123cb425cffe2
PDF
Publication pagef7d065173aad53e510e66592ff5264d44bc876b6a2a8ebeb4be79d1f0a0b4eeb
Manifeste2d6571780ab353f5be1868ff18cde721ec50529c9dc631b612e94b6e7ced889

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
Signatureuiunk3k1/LIYnl44A7mPF6iyaokMoxTMR6x2xKow9FELZx9XqALRdLAVzFgAbcCbR20jrMJzmC7P8dLSi6W6AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:10:35.882431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003682
observed f7d065173aad53e510e66592ff5264d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:35.743464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003682/manifest.json
observed e2d6571780ab353f5be1868ff18cde72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:35.727616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003682/publication.md
observed 52b7740648b79596fa86b75907bfa185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:35.712119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003682/publication.txt
observed 939b4c4692ff6ce6ed9f608c00aa607e...
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.