OpenTechnical

OT-2026-000003966

Publication integrity record

Bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector

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-2026-000003966) never changes.

Identity and time

Publication numberOT-2026-000003966 · never reused
Internal UUID01a0a90b-9c48-787d-9367-193f23111830 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:25.547175Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003966
StatusPUBLIC

Content hashes

Canonical text0a9082d126a7af0cdb934e5eca32b1d73b0bd6711d3e5aeb6cb2305f25faeba3
Markdown36e58850811450a297edd45e0de3f9cb46b103bed2ca48f37fe41d558a400184
PDF
Publication page994ae035fa6b81fd9fccc744b6dff3d2a7db244d6abf16938aa8bb8543b05206
Manifest4de4730e0d38a081c950e642b824f14b24d8cbaadbb2fd5e496b97c4c27b0f2b

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
SignatureQ43MtRZMreTzRH8/pxzjDL/RWN/Rg4ZojytYuM999pyN/AxHqLU9f1ZXDn/b0Wv7uy5Og3sLOmaNSCnkM86tAQ==
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

2026-09-16T07:10:09.371791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003966
observed 994ae035fa6b81fd9fccc744b6dff3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:09.355772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003966/manifest.json
observed 4de4730e0d38a081c950e642b824f14b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:09.341740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003966/publication.md
observed 36e58850811450a297edd45e0de3f9cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:09.326830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003966/publication.txt
observed 0a9082d126a7af0cdb934e5eca32b1d7...
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.