OpenTechnical

OT-2026-000086921

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained 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-2026-000086921) never changes.

Identity and time

Publication numberOT-2026-000086921 · never reused
Internal UUID01a0ae9a-80a5-7f5a-80f4-7d2daff2e3ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086921
StatusPUBLIC

Content hashes

Canonical textd8182bbba2b889806342d7f663f0ea8d24f62a7b21e70995c84de8fdf32cc0a8
Markdown0f8a00d14ee02967b0b5e3b3a87c1ec57aff309e1b018cdb1da478a58ff2d3ab
PDF
Publication pagee78b90f167085e8c6789cc75ea2a8cd6f8190f56289eeca37f9e59fccb267a01
Manifest604fe110ae179f04f4dd7b27bdd0254f3b1748bcca3e223cbecf9509f4b88146

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
SignatureRtXYbUGDEpz8FDBcZyOJLXnFUpSStkqbMOLJeFuWm4KlmFBiBqvlEFjdcCOHULgsIvctPbVWeDuYohyIlzB3AQ==
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

2026-09-17T09:51:46.621102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086921
observed e78b90f167085e8c6789cc75ea2a8cd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.602230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086921/manifest.json
observed 604fe110ae179f04f4dd7b27bdd0254f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.584033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086921/publication.md
observed 0f8a00d14ee02967b0b5e3b3a87c1ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.565443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086921/publication.txt
observed d8182bbba2b889806342d7f663f0ea8d...
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.