OpenTechnical

OT-2026-000030543

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000030543) never changes.

Identity and time

Publication numberOT-2026-000030543 · never reused
Internal UUID01a0ae73-e504-7f68-8f98-3dd0d9f08bb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030543
StatusPUBLIC

Content hashes

Canonical textdde85160ed12904629556b859d685dd493792d6aa62faeeb57a94213c13d0095
Markdown9cf7665d8d8fe12a207db5a33012d4f5272f7c4ac2d755f2b25f58b7b36970da
PDF
Publication page83ec1390219fc4fb4306d5151e9de1e7455564b9ceaf41eef9da072ad635f978
Manifesta968be983b86c01357de4c10df4e302ce916ff7e911cc0ad5904942a68179d9b

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
SignaturenpQtwr9cWO0OdrL40QYoQFw/fBVXp43bgDc1a7Fg8K6q4uywKbxwRNi744M8jmQYk+8l7EUrUuZqoMlUblDEAA==
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

2026-09-17T11:38:24.610076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030543
observed 83ec1390219fc4fb4306d5151e9de1e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.592999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030543/manifest.json
observed a968be983b86c01357de4c10df4e302c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.576814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030543/publication.md
observed 9cf7665d8d8fe12a207db5a33012d4f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.558520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030543/publication.txt
observed dde85160ed12904629556b859d685dd4...
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.