OpenTechnical

OT-2026-000077910

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000077910) never changes.

Identity and time

Publication numberOT-2026-000077910 · never reused
Internal UUID01a0ae95-2ed1-7b3a-9a7e-f96108ee5abe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077910
StatusPUBLIC

Content hashes

Canonical textb9f0dac1a11c1a0e6e166e3a77299b523c1f579dbb1e790b4e2f9e9861c0a4e9
Markdowndde77ebf2caf1669bf1e3c7e44e971f555f949debd373ec446879b954e1f3343
PDF
Publication pagea8971783e81076a0cc50d98e3121af3bf6f68a7c72ed4ff1f3fccda805d6077e
Manifeste278c4b344cdec3a68550371658d4eb23c8fb9d882c264e1275e0dc9fd5d62d2

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
SignatureD4N95OIY+BWpk6xAQklYh62RcYqh5i0Hmx0G732UvGXlqgBa/LcOzYz1MVDhKQxL3JsO6o9ZIwx/ROtQJxWDAA==
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

2026-09-17T10:07:39.588997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077910
observed a8971783e81076a0cc50d98e3121af3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.571257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077910/manifest.json
observed e278c4b344cdec3a68550371658d4eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.550548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077910/publication.md
observed dde77ebf2caf1669bf1e3c7e44e971f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:39.502460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077910/publication.txt
observed b9f0dac1a11c1a0e6e166e3a77299b52...
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.