OpenTechnical

OT-2026-000062975

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000062975) never changes.

Identity and time

Publication numberOT-2026-000062975 · never reused
Internal UUID01a0ae8c-94a9-72d3-92f9-5ae70d7ec698 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062975
StatusPUBLIC

Content hashes

Canonical text81732374c8e8919b6e8e0abfc34441556a4c003b361702f46b1c0a6f23fa25a8
Markdownb353aad026f975ff96ac8620c801d9c2bb300af5b93eb6dc5ec5e5339cfc8a79
PDF
Publication page680024419acbe171c7151d87d8dba469321aaf0ac47fb898191570c9010ab55d
Manifeste59f6d7d90d98e1ddc5314806fb98c844e8df696e1b62882344d1fb6da76fd36

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
SignatureaviQzDmFdCNNn8mXKwRyEvdBFGpH5RhVWNitvFUFKJylRWtQSoJBsmf7dnd75m5pK8hqV1oZtULUBA4VsVrRAg==
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

2026-09-17T10:40:29.635152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062975
observed 680024419acbe171c7151d87d8dba469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.605300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062975/manifest.json
observed e59f6d7d90d98e1ddc5314806fb98c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.575558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062975/publication.md
observed b353aad026f975ff96ac8620c801d9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.545153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062975/publication.txt
observed 81732374c8e8919b6e8e0abfc3444155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.514242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062975
observed 680024419acbe171c7151d87d8dba469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.495996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062975/manifest.json
observed e59f6d7d90d98e1ddc5314806fb98c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.477619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062975/publication.md
observed b353aad026f975ff96ac8620c801d9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.459161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062975/publication.txt
observed 81732374c8e8919b6e8e0abfc3444155...
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.