OpenTechnical

OT-2026-000068337

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000068337) never changes.

Identity and time

Publication numberOT-2026-000068337 · never reused
Internal UUID01a0ae90-2480-7733-a60e-c9d515df7f73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068337
StatusPUBLIC

Content hashes

Canonical text0cfbc1ad0d970fb5d844ecad153f74ed2f543b2240bf3ad74608d46a340afc89
Markdowne8b903d05d696406b824e86f8d404addd8133ca28c06d0980812f9426370c635
PDF
Publication pageff970334b92f4238cf878923751850e11602a35bdda43b4a0fec46e3789620e3
Manifest4b1596529c6478e45364e069a85f3aecf02125859e73ba6b0c28e74c8235c208

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
SignatureEd9pbQDjMMclhRJG/YAgTPCxZLqw9FTW78A9VCdrozvH+HSBgAKaCeNQfbelOAxB7XySinWl7+Jvh/tacRaZBw==
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

2026-09-17T10:29:22.795455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068337
observed ff970334b92f4238cf878923751850e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:22.777815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068337/manifest.json
observed 4b1596529c6478e45364e069a85f3aec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:22.761142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068337/publication.md
observed e8b903d05d696406b824e86f8d404add...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:22.744615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068337/publication.txt
observed 0cfbc1ad0d970fb5d844ecad153f74ed...
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.