OpenTechnical

OT-2026-000006768

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, two stage ejector, pressure verified, plastic cups

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-2026-000006768) never changes.

Identity and time

Publication numberOT-2026-000006768 · never reused
Internal UUID01a0a966-bfdc-7783-a043-016a17ea8cd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:47:58.430959Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006768
StatusPUBLIC

Content hashes

Canonical text58bd4c1a4cf459aaf0da94fea2c4953bc6b86a2f029248f57e354d901e85b6be
Markdown3f08e4bb062e684fe6c07cf7cd04a882db06c00a1a12e89fd755d39f114b5407
PDF
Publication page508c02275962a72b1a5e0b1e88bf47b88aa940a829167d65bc65aa70a7b252f3
Manifestff497dae5fdb9ad4f620e0a4fd164eb5d87d10db5fb6621cb502a6bab7137092

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
SignaturePupBkBUSP0voJsWc+D9tgbINLNC+84XHFs3YNi0AP8jj5S6zJiim/WOtgcqO1T/VWQuwZC9Jkz86k557k2UrBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:08.469280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006768
observed 508c02275962a72b1a5e0b1e88bf47b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:08.457241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006768/manifest.json
observed ff497dae5fdb9ad4f620e0a4fd164eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:08.443118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006768/publication.md
observed 3f08e4bb062e684fe6c07cf7cd04a882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:08.431206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006768/publication.txt
observed 58bd4c1a4cf459aaf0da94fea2c4953b...
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.