OpenTechnical

OT-2026-000094521

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000094521) never changes.

Identity and time

Publication numberOT-2026-000094521 · never reused
Internal UUID01a0ae9e-f4e9-76ae-a4bf-a1acc77a4bf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094521
StatusPUBLIC

Content hashes

Canonical textc549575544256202ba5e857b9d344de7667cb7b12264905d0b7406695c8d5918
Markdown37de2b618288a7e439dcd65599b5411778a880f7d4174d879f5c9cfb1c9252d5
PDF
Publication page7b531a2da7659c6b63edb82a4895ca4eda3612b0e5393bd4e288b9e2dabbece0
Manifestcd089e16534bee38289a99d6eef6236338cb83bd9db61e225ba47e8457ba47ae

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
SignatureJc0LSc53jL3z0W6ffhDoL+ip2LV5iCLAki9T6Q6TveF0MfTHfWlyFvqWA6RdnV5mGeHGd8glooQ9iDJ+Iih7CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:57.589737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094521
observed 7b531a2da7659c6b63edb82a4895ca4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.572718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094521/manifest.json
observed cd089e16534bee38289a99d6eef62363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.555927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094521/publication.md
observed 37de2b618288a7e439dcd65599b54117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.537873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094521/publication.txt
observed c549575544256202ba5e857b9d344de7...
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.