OpenTechnical

OT-2026-000068879

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000068879) never changes.

Identity and time

Publication numberOT-2026-000068879 · never reused
Internal UUID01a0ae90-6dcc-71b6-90d4-b81e210b8a98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068879
StatusPUBLIC

Content hashes

Canonical text3e20bfda155686980324d6b7685be63628d8b9a9f29a29ec3d7e7ae4d50b4668
Markdown6291791044a83d00cca45c8d01b7b7c9b7f70c83c6a350bb7f1ebd5b6e6cc1cc
PDF
Publication page77673808c6a936eef2dd3d2347f89b37c33253738a1f4c89b11a759d3150bca1
Manifest349ea9c3388ad0bd7221485f4f4a0d2293246b58f39b203cb1fb2fbd6d76bbc2

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
SignatureX4XZwcJkzrPwBBckkY4GlUqj1MjVUO7A1EKHbVa74Kd58V8Mx8KearPyW8HMwPxXqMWMNQzty8X8pUbEmLviCw==
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

2026-09-17T10:28:41.719503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068879
observed 77673808c6a936eef2dd3d2347f89b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:41.701973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068879/manifest.json
observed 349ea9c3388ad0bd7221485f4f4a0d22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:41.684565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068879/publication.md
observed 6291791044a83d00cca45c8d01b7b7c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:41.666105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068879/publication.txt
observed 3e20bfda155686980324d6b7685be636...
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.