OpenTechnical

OT-2026-000024009

Publication integrity record

Three cup vacuum gripper, three 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-2026-000024009) never changes.

Identity and time

Publication numberOT-2026-000024009 · never reused
Internal UUID01a0ae70-aed7-7465-8d45-2702ef38165d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024009
StatusPUBLIC

Content hashes

Canonical text93b93f3fafc83738f6c12b76aceade9d0da9a7cda7302fdde94f0e9325729b1f
Markdown51e13bab519d0fe59c57e0a9589a61a8b80047bc71fb60fcb15655f489860eb7
PDF
Publication page309a64cb90adb15a569b6125e409e2f0e850c21d174562c07d084b6fd8b8099e
Manifest832c1e6dc68e1f3c66ca112264422abfce0053d27e8cc9c74088210e71139c91

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
Signatureuge6LZutyctoYzqdmHVtwxRN2JRDQ+BfVjijldkE8fQOXFR1wHJjG6vas+TDxQkxGjyWxH1wx4rmQB6SJdoaCg==
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

2026-09-18T04:43:37.330983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024009
observed 309a64cb90adb15a569b6125e409e2f0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:43:37.050624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024009/manifest.json
observed 832c1e6dc68e1f3c66ca112264422abf...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:43:36.625934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024009/publication.md
observed 51e13bab519d0fe59c57e0a9589a61a8...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:43:36.453776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024009/publication.txt
observed 93b93f3fafc83738f6c12b76aceade9d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.268122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024009
observed 309a64cb90adb15a569b6125e409e2f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.248414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024009/manifest.json
observed 832c1e6dc68e1f3c66ca112264422abf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.229282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024009/publication.md
observed 51e13bab519d0fe59c57e0a9589a61a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:47.213820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024009/publication.txt
observed 93b93f3fafc83738f6c12b76aceade9d...
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.