OpenTechnical

OT-2026-000030469

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000030469) never changes.

Identity and time

Publication numberOT-2026-000030469 · never reused
Internal UUID01a0ae73-e504-7c9e-b6fa-b024b25c85bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030469
StatusPUBLIC

Content hashes

Canonical text2f86f539f5214fca69568fdd8a9a99ec264895dc8562b4d43e0103ea84ec4a8a
Markdownb0e7dd1ce311c6b993a58ba5942d7df37d6796f45cfc7abcf3b2ba42b448874f
PDF
Publication page210e7dc6dd8a28b3c5cbc581a91e8e2d2c2ca329647d124d86e6fa5f01297760
Manifest973aed8900f79607a0aa47aa881725d98c83546f9d07a581e5482ce890c0e5ce

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
Signature+Tc3+XRaKpd1K5Co9bQD0ZTdHGxjSPXmhzCGKkbQqcN6s6Kcwp1gRGN75A7bu+3wmGvQdInRjtrGYqBc8MuJCg==
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

2026-09-17T11:38:18.629545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030469
observed 210e7dc6dd8a28b3c5cbc581a91e8e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:18.611924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030469/manifest.json
observed 973aed8900f79607a0aa47aa881725d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:18.593628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030469/publication.md
observed b0e7dd1ce311c6b993a58ba5942d7df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:18.574986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030469/publication.txt
observed 2f86f539f5214fca69568fdd8a9a99ec...
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.