OpenTechnical

OT-2026-000044367

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000044367) never changes.

Identity and time

Publication numberOT-2026-000044367 · never reused
Internal UUID01a0ae7c-39d7-7b02-af9f-e6df1e0a5815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044367
StatusPUBLIC

Content hashes

Canonical textf487b61bd8a3a408dba2e23702be33cc0af18a98f25881be50f4907d7c33df6a
Markdown2789b57a15d99e08de9ad3b6a39b628c3d08f03ebcb053bb1ee2997e75d9203e
PDF
Publication pagec29cc50c6156672a80659f2ec099a781a672055ede43b73b1f33facf21f66045
Manifest9bc7c271cd25d7c157ebae9eeb16b2152d6cd7585afc51d04fbc6eca0a4aebd6

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
SignatureGTVnAiSp9RVKIPi0lyspB+grAs0efyE+gg8ZAySFxKS5v039B6jN3fznSOC6PsohC2aVboB6hAJitxCKXKTcAQ==
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

2026-09-17T08:30:30.315729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044367
observed c29cc50c6156672a80659f2ec099a781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:30.290552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044367/manifest.json
observed 9bc7c271cd25d7c157ebae9eeb16b215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:30.273079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044367/publication.md
observed 2789b57a15d99e08de9ad3b6a39b628c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:30.236176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044367/publication.txt
observed f487b61bd8a3a408dba2e23702be33cc...
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.