OpenTechnical

OT-2026-000017468

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000017468) never changes.

Identity and time

Publication numberOT-2026-000017468 · never reused
Internal UUID01a0ae6e-76c9-7ff3-bbba-288e27fd7cf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017468
StatusPUBLIC

Content hashes

Canonical text4ff478daa0aa0f351dc38ea4df64464e9755eb796a8b873ba12467b714f5c83a
Markdownae3957af19361bd42a5637efd7d1e4fce158c09caa6fc8b5b9b8e757f4db7a2f
PDF
Publication page5f64550432130eebd54cf778bfb5736a4e3275f67163a07cd1298c5c7781b5e0
Manifest75e68e59a5c24041ad2b98860dfb4887232b0497d6f4da7aa1725348d4c29683

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
SignatureZp+c48KZiBBQ3hh0g79CIkT5ppQNYdXIG+qLsI+cVmmcWYdi4gRKZf690mBlO7I7IyPo+BtRxK8/yRkKfoBKCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:36.639916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017468
observed 5f64550432130eebd54cf778bfb5736a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.621198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017468/manifest.json
observed 75e68e59a5c24041ad2b98860dfb4887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.603306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017468/publication.md
observed ae3957af19361bd42a5637efd7d1e4fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.583391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017468/publication.txt
observed 4ff478daa0aa0f351dc38ea4df64464e...
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.