OpenTechnical

OT-2026-000008234

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained blow-off after set-down, on a tool changer

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-2026-000008234) never changes.

Identity and time

Publication numberOT-2026-000008234 · never reused
Internal UUID01a0ae6a-908d-7605-92fb-7ded31998d9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008234
StatusPUBLIC

Content hashes

Canonical texta578d24bd93805dc6d3c2acdbb7941f03664ebc47a4bfc634e05f4b358624e16
Markdowne9fd12059be33277b54c8035d6a94093f1fb96787fb95e7f022cb0130353817c
PDF
Publication page213ed0a591599a39c8abf935b90c317932594ea14d36647532d14ffe34047ba0
Manifestb9a8883b5520b6b4febaa5929baa5479291d5b80b539730bb4aefedd5c007969

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
SignaturexLsF7vV3dE9zfQYyH3H4AhfhYhXhVyX+4HU4sdDh7aY+z1YTa7QwRmMvFZLxJVu/dbq/kXSIo4bCZnuy9gmgCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:39.393820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008234
observed 213ed0a591599a39c8abf935b90c3179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.378170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008234/manifest.json
observed b9a8883b5520b6b4febaa5929baa5479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.358825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008234/publication.md
observed e9fd12059be33277b54c8035d6a94093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.339442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008234/publication.txt
observed a578d24bd93805dc6d3c2acdbb7941f0...
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.