OpenTechnical

OT-2026-000030632

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, sustained 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-2026-000030632) never changes.

Identity and time

Publication numberOT-2026-000030632 · never reused
Internal UUID01a0ae74-3fb2-79f3-9101-a9ff6ec6c67b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030632
StatusPUBLIC

Content hashes

Canonical textde8221b90a73df9f25df54a4e6c851c3280a10d0f70b0ea56db64fd667433809
Markdown595c14839bf5dd8d8448cad2922ea920f19da5f286eb83ae8c0b5c3ba2774746
PDF
Publication page1c639e2794e3ef90520e349a3e93afd9431fc371334322a73e31392025d85812
Manifesta4052b29d57617a8475c1d3ef878e186bfb36d852cc5360bdf67c7afc4ca9f73

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
SignatureFMCmZR/ZHEgDzOjDiZ7V2q0nbMzWFuXMtQNQw1q8e7sU9Gv4fPr5OCR1Z9IaTX3wvJvtuHsOj7BLiQY+ZWj2BQ==
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

2026-09-17T11:36:30.412487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030632
observed 1c639e2794e3ef90520e349a3e93afd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:30.394464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030632/manifest.json
observed a4052b29d57617a8475c1d3ef878e186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:30.377439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030632/publication.md
observed 595c14839bf5dd8d8448cad2922ea920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:30.360196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030632/publication.txt
observed de8221b90a73df9f25df54a4e6c851c3...
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.