OpenTechnical

OT-2026-000079268

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000079268) never changes.

Identity and time

Publication numberOT-2026-000079268 · never reused
Internal UUID01a0ae96-0b90-70f1-93e7-e08699106aa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079268
StatusPUBLIC

Content hashes

Canonical texta40437ac734a19e5a022109a88cb889b112e28dce98b8b00c50e859a2b2e5569
Markdown6fb22443fd1a186f12e1c73a205158cf278887e252562a5d79b9eac90874392f
PDF
Publication page84b40099d0a5a0d487d057c00b3c9859c5ed89a6d9be55c7cfede88b64eb702f
Manifestffd81eb375eeda18a9bf5614c6d08bf3136a749ea3f2d8ad94d09f05116d900d

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
SignatureucU5gpH+oL90PxCOqj3aZr4KziJZveXufYAzXUbip5NYs1trM+nHK4EI/V9uTcFL4KLyG9oMJIsax3xdbD/LCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:52.286142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079268
observed 84b40099d0a5a0d487d057c00b3c9859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.264602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079268/manifest.json
observed ffd81eb375eeda18a9bf5614c6d08bf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.241930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079268/publication.md
observed 6fb22443fd1a186f12e1c73a205158cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:52.211733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079268/publication.txt
observed a40437ac734a19e5a022109a88cb889b...
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.