OpenTechnical

OT-2026-000043185

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two 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-2026-000043185) never changes.

Identity and time

Publication numberOT-2026-000043185 · never reused
Internal UUID01a0ae7b-327c-7c0c-aa11-31c248d916ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043185
StatusPUBLIC

Content hashes

Canonical text8fc44c776efe34af8938b17a997bc3fe2d39d082df8b2b036747506cb169b410
Markdownf3bf1dab9d7db79b4ed35970abf80866fb49b1e380c31016c509eeadb371df9b
PDF
Publication page2c80dc274fbfcdc59c8741215b05359d23a38415841d1cc8dcec2a1c9e60e11e
Manifestfbe28640907ce18ead9996a715b0afc2b71f6f7594e29778a0e3e3ba833e0477

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
SignatureqWOZKBjaXkazSgjooAAf1XgaeH/YEuIMAAQkjfMSi5uOipt7O6JdJrZRKaibGZgu6F5hVVEzwmpsSGnQtV+wBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:38.260877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043185
observed 2c80dc274fbfcdc59c8741215b05359d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:38.240883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043185/manifest.json
observed fbe28640907ce18ead9996a715b0afc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:38.220652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043185/publication.md
observed f3bf1dab9d7db79b4ed35970abf80866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:38.202340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043185/publication.txt
observed 8fc44c776efe34af8938b17a997bc3fe...
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.