OpenTechnical

OT-2026-000022122

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000022122) never changes.

Identity and time

Publication numberOT-2026-000022122 · never reused
Internal UUID01a0ae6f-f4fb-7121-bbcf-9806a9675809 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022122
StatusPUBLIC

Content hashes

Canonical textd15710c314c9f145481a755a2d1955fdd717af89c94e5872572ff713535dff1e
Markdownc9d7dfd9681b3272b30648c15e7704393bbb1574f18bb0201dcf8a82369dac1a
PDF
Publication page112dc6b4cf8e5a9aeb7f2aaf393f69d0d1bb4d99d8ebbbeb0a5fe9796dc95e2c
Manifest38c0e236d39a06a38f14da1c067f17e84944024554226b25c30ced778778f328

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
Signaturem1zy+gL5OieCy1w2XDGUfDP5nKUHmNPKl440ja+G+6D2xUni5woMFjBAwfud5wuXaDgLzoaKaTIeEFKObbMlAw==
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

2026-09-17T11:52:47.692722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022122
observed 112dc6b4cf8e5a9aeb7f2aaf393f69d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.673834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022122/manifest.json
observed 38c0e236d39a06a38f14da1c067f17e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.655976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022122/publication.md
observed c9d7dfd9681b3272b30648c15e770439...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.638469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022122/publication.txt
observed d15710c314c9f145481a755a2d1955fd...
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.