OpenTechnical

OT-2026-000023371

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000023371) never changes.

Identity and time

Publication numberOT-2026-000023371 · never reused
Internal UUID01a0ae70-7268-75c3-a5d0-1d7653444e68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023371
StatusPUBLIC

Content hashes

Canonical texte72886a118f4dbe85be94dc0fff55cc29dd84623dfb2328b6c6917baf4940bf3
Markdownb866bf76b41ffd92ebda08ca4f21c9e6fb8afd2be15f88b49ac5a7529d284aef
PDF
Publication page86c346af4f4a6832f0d1f17e77af233fe3d026543ecb3526cf366561dfafa6a7
Manifested7695a212e5ec929432fd5f6910486313f71b6fc068191560e4e9d97c6c5cb6

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
SignaturewnsYDv1RCtEdJVBJvxSQ7Lrr8uPrYZ4pwkk0qZhFS07pDLPX7rdg4P0L+x8uoLNTlCFzBAvtJHCmqlY9DyPsCA==
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

2026-09-17T11:51:28.381578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023371
observed 86c346af4f4a6832f0d1f17e77af233f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.364946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023371/manifest.json
observed ed7695a212e5ec929432fd5f69104863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.346780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023371/publication.md
observed b866bf76b41ffd92ebda08ca4f21c9e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.316801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023371/publication.txt
observed e72886a118f4dbe85be94dc0fff55cc2...
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.