OpenTechnical

OT-2026-000040037

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000040037) never changes.

Identity and time

Publication numberOT-2026-000040037 · never reused
Internal UUID01a0ae79-26fc-7fa0-9441-95f28793d382 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040037
StatusPUBLIC

Content hashes

Canonical texte5c67337c889e4ca7a83e1b4c20beabbe0d6ddf066ca3af656a8d942370888f3
Markdown34865331b04426c83c8d6a7f151ab0cec71112288285f35046311152a0998dc4
PDF
Publication page85eeeb0063822937b61701a1bb296bcae9df5a4702a0e46183543c333abab44c
Manifest946aa267cfca8796011240af8dd153879f6691c0eeba245a32ce37fdcc232ac7

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
Signaturepnx5sngTRtcjlehZ266pHDm1Z/wrvj5CJMSMJZKRJYNtMbRj9tbTyFj7nMQaMk8fFKZD+Shc1LpU4iQlmTaqAQ==
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

2026-09-17T11:20:34.482583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040037
observed 85eeeb0063822937b61701a1bb296bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.462233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040037/manifest.json
observed 946aa267cfca8796011240af8dd15387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.443890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040037/publication.md
observed 34865331b04426c83c8d6a7f151ab0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.423553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040037/publication.txt
observed e5c67337c889e4ca7a83e1b4c20beabb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.376559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040037
observed 85eeeb0063822937b61701a1bb296bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.360044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040037/manifest.json
observed 946aa267cfca8796011240af8dd15387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.342164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040037/publication.md
observed 34865331b04426c83c8d6a7f151ab0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.326013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040037/publication.txt
observed e5c67337c889e4ca7a83e1b4c20beabb...
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.