OpenTechnical

OT-2026-000066604

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000066604) never changes.

Identity and time

Publication numberOT-2026-000066604 · never reused
Internal UUID01a0ae8e-ce41-7e0d-a9f0-231639569097 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066604
StatusPUBLIC

Content hashes

Canonical text1bbd86de4b33ff12a21d41c8b2a47725908186e8e255094ede8a039d4860dd4a
Markdown5efd527604ae9788533572bfe096a8fd4bfc2dde35b338c6702d2e970ca471e5
PDF
Publication pagee79dcf588df379d01e9af81ba7b7f012b16d49650395c566e485fdcfb2687156
Manifestbb411725fc49241a170a3fb7c83ad958d2e861b036431131260854aef2f0dc0e

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
SignatureTAX1SOUBx4/oRyXnZETE2gAQ0kyYZODLofuuMUC6alsN4YMQcBAj0Z5nJiRCYCtPum1YB92kEVpYkzj62/53BA==
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

2026-09-17T10:32:58.586879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066604
observed e79dcf588df379d01e9af81ba7b7f012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.569872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066604/manifest.json
observed bb411725fc49241a170a3fb7c83ad958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.551949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066604/publication.md
observed 5efd527604ae9788533572bfe096a8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.534536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066604/publication.txt
observed 1bbd86de4b33ff12a21d41c8b2a47725...
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.