OpenTechnical

OT-2026-000103235

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000103235) never changes.

Identity and time

Publication numberOT-2026-000103235 · never reused
Internal UUID01a0aea4-be3f-7c40-9f18-0255b261793b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103235
StatusPUBLIC

Content hashes

Canonical text8b1c14a29819126448e9e64550df0a5407580b396d73b991a53b645298501c4b
Markdownf442c88e96065353c288f6957fc52870f5ebf6ceec46993021cd34c90131ac8a
PDF
Publication pagec76677cd7eeb8c8e8fed2e92f20c16bc833f2ec2a5fb5240ce05d8ef4fad2615
Manifest70a4f77bf5f1306c5dba2dc382381877ce67fffe36e5c6ab6584c33fa76c7054

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
SignatureHDh1p14sPwFTdSV93Y4JjqwQyztuLS/4xn/xPv/duubEVZuPw0OmqaGRdI1WlxbWiVHJDzDBYKKUUGGeijDqAg==
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

2026-09-17T09:23:28.173766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103235
observed c76677cd7eeb8c8e8fed2e92f20c16bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.156683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103235/manifest.json
observed 70a4f77bf5f1306c5dba2dc382381877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.139890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103235/publication.md
observed f442c88e96065353c288f6957fc52870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.122412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103235/publication.txt
observed 8b1c14a29819126448e9e64550df0a54...
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.