OpenTechnical

OT-2026-000010249

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, vented after 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-2026-000010249) never changes.

Identity and time

Publication numberOT-2026-000010249 · never reused
Internal UUID01a0ae6b-cb7b-7ce9-962a-9a367d4df41f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010249
StatusPUBLIC

Content hashes

Canonical text2f01d9d7bff6f6710d9dcb04014e0b73d629c45911dd9183bea51d7f9f788385
Markdown8d4504f7908a4076e4da47dece17549ba1ec83f1f93e253d902c2003d40f47e7
PDF
Publication page620fab6050d16e6b7f45f989dc12cfbdf2af8974cf60dce27db5d645024f1df5
Manifest65919ecb8378e7aff9b3830a95d65b2b720bd85013349f103f1900a2c07ce5fd

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
SignatureJaiuYfL6bb6kvzKt8O+GKBv12nUQ5hKARg1V3XXUaF5wmf9LdBWSQsj3b3s6UOdEyAc+8CPwCWgDuSp5ApkeCA==
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

2026-09-17T12:16:27.888074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010249
observed 620fab6050d16e6b7f45f989dc12cfbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:27.867762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010249/manifest.json
observed 65919ecb8378e7aff9b3830a95d65b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:27.846565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010249/publication.md
observed 8d4504f7908a4076e4da47dece17549b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:27.826448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010249/publication.txt
observed 2f01d9d7bff6f6710d9dcb04014e0b73...
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.