OpenTechnical

OT-2026-000051391

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000051391) never changes.

Identity and time

Publication numberOT-2026-000051391 · never reused
Internal UUID01a0ae83-2741-784a-8cb2-b8d50db80f43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051391
StatusPUBLIC

Content hashes

Canonical textcb713e6ec093d2fe8cb2d7a555dc366a11c2f05dc9e334fb426f207b1fd95306
Markdownabe2c669596c984a551e2406d9c1981acf5d4f3f5fb03881dd3892a1c5fb0eb4
PDF
Publication page454133778f0f76a399a1038e193b59ab479ebe70b66cd910e86328aac7d8afe4
Manifestc771381f7781f8e0132ffef1e6e5f2b389951d6a597b7c895bd1d1001095be1d

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
SignatureJFjKNbbF6TGpjmVdgEYUYZGjCuntRQQEvXeNGu3lRQE+WyKzF/Y6oLurLpywamnjiBpaZ0UDEWPG4Nbm7I2JCA==
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

2026-09-17T10:59:17.358668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051391
observed 454133778f0f76a399a1038e193b59ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.340972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051391/manifest.json
observed c771381f7781f8e0132ffef1e6e5f2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.321658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051391/publication.md
observed abe2c669596c984a551e2406d9c1981a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.303268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051391/publication.txt
observed cb713e6ec093d2fe8cb2d7a555dc366a...
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.