OpenTechnical

OT-2026-000032579

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000032579) never changes.

Identity and time

Publication numberOT-2026-000032579 · never reused
Internal UUID01a0ae75-106f-70b5-9cc8-2011f82f0418 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032579
StatusPUBLIC

Content hashes

Canonical text283bec7227e46d6313858c5141f868eaecfaa5e6ffb0b9a16914a3ec8ee935ee
Markdown999a03e9c7235a9ef0aec95a6b1c1c682fce743273b9e7d8cf139c74f10d91a9
PDF
Publication pagebcd5ddad15ceb4feef7887cd7da65a60984286b179dc731db20bfbf88877273f
Manifest8b6e974395bdc7d350dcc6eae20b6331f012636f375467cb101e059100fa7612

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
SignatureLMvN5m1a1qOEZF6fWmyrde87Hnqwp/qAWuMpaOtNdkeuAuyVAJvUnFGyJWYkLuXWEAtnZDVQgSLawjTc9Q8jAQ==
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

2026-09-17T11:34:09.274722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032579
observed bcd5ddad15ceb4feef7887cd7da65a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:09.258439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032579/manifest.json
observed 8b6e974395bdc7d350dcc6eae20b6331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:09.238285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032579/publication.md
observed 999a03e9c7235a9ef0aec95a6b1c1c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:09.219591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032579/publication.txt
observed 283bec7227e46d6313858c5141f868ea...
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.