OpenTechnical

OT-2026-000064682

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000064682) never changes.

Identity and time

Publication numberOT-2026-000064682 · never reused
Internal UUID01a0ae8d-deb9-768e-ae3c-1c8ee0f2f2ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064682
StatusPUBLIC

Content hashes

Canonical textd59ca3f8454c772e14666ce71f5d35617af92d5838e0640cc082166093b57742
Markdown10a178e01dae917f52235dd99af094d797beeb51f23c56728199bc1c31fcc722
PDF
Publication page97a9bff70694697efb949db42f2e66c9ea9d186bd20a6b544f89e089f04e0e92
Manifest7f823a19cfa03dda3a54e6dd4c4e1808dc24751e7de8ebc69276c0b8e968e951

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
Signature6Br1BmqUVOVnyEkjWUeQ3XHJA5QGgkdC4TmW34eAwIuNlZ3KnyAU/Yn0T0NkuxSvHuKPmV8++/PlDsuuwcbXCA==
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

2026-09-17T10:35:28.707645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064682
observed 97a9bff70694697efb949db42f2e66c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:28.690905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064682/manifest.json
observed 7f823a19cfa03dda3a54e6dd4c4e1808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:28.674681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064682/publication.md
observed 10a178e01dae917f52235dd99af094d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:28.656712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064682/publication.txt
observed d59ca3f8454c772e14666ce71f5d3561...
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.