OpenTechnical

OT-2026-000040296

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000040296) never changes.

Identity and time

Publication numberOT-2026-000040296 · never reused
Internal UUID01a0ae79-2700-7da9-9f3e-0297b50bcd82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040296
StatusPUBLIC

Content hashes

Canonical textf47f3cc94a26a301990a8c8009db226786187b625260c812145805a4b509fe0e
Markdownf846bcc98e77248b83ae18c13e84e7ec6e9c08f5705669ed904b48b187c5445f
PDF
Publication page713ef499bd1ce27ca6e140950cd61eab977499bcf9ae9be9d72f5dfb9834cd36
Manifestcfbbaf05517b6a4d6d822398239c863ca67aae4cfc0fb98be006338f2bd67932

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
Signature0cK/E+ZrXIQWgWF3bSYqIrm/RkYHwTzeBU4Z3Zgzmufx2q6XnQge/gp6Lx/mlyugbO9Xvup4hhGzMijBarl8AQ==
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

2026-09-17T11:19:12.135930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040296
observed 713ef499bd1ce27ca6e140950cd61eab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.118614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040296/manifest.json
observed cfbbaf05517b6a4d6d822398239c863c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.100972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040296/publication.md
observed f846bcc98e77248b83ae18c13e84e7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.082819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040296/publication.txt
observed f47f3cc94a26a301990a8c8009db2267...
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.