OpenTechnical

OT-2026-000064256

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000064256) never changes.

Identity and time

Publication numberOT-2026-000064256 · never reused
Internal UUID01a0ae8d-a460-7279-b704-5b783b71d364 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064256
StatusPUBLIC

Content hashes

Canonical text1883c9778589ee008193f8d70e575e038f884b64251a657491bff82f9a5e5e67
Markdownc24044d162bc3c69545a7d4a279dd5e7482bf3982e4829dbbb01c88bd8b0ec3f
PDF
Publication pagec6c60dd3e30688f92897ce61a313b4df9cb94a0ce0e312d5ef9f74cab481d06d
Manifestf7f44f039be43a4b624e0cad8558ad34573e83c9c7c24eeac3277764ab9ee574

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
SignaturemZtY/2yHJ5vh5T4cULM0UaQJyt0/1zk0Y2NJZ3x68fzwgEewpRH07VoPEJoIIFyAmg1HOTcPujlRMP+LyrtQCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:23.358594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064256
observed c6c60dd3e30688f92897ce61a313b4df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.340019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064256/manifest.json
observed f7f44f039be43a4b624e0cad8558ad34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.321086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064256/publication.md
observed c24044d162bc3c69545a7d4a279dd5e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.302266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064256/publication.txt
observed 1883c9778589ee008193f8d70e575e03...
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.