OpenTechnical

OT-2026-000017233

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000017233) never changes.

Identity and time

Publication numberOT-2026-000017233 · never reused
Internal UUID01a0ae6e-76c8-7a43-b07e-121c0a5c1a49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017233
StatusPUBLIC

Content hashes

Canonical text78c6ddff8a793ddc976a69f669eb9d6b3d959508f0eb0abb8bb0eacc5fa181c5
Markdownd416175c38c4ab0a4cdf8f6134bc6a0aa5fb708da5b48d83515f4bf41b50cd0b
PDF
Publication page8a4cb75a01f1cd71ad889320be8da35d96e8371e07ea69b57a9472b6f303eced
Manifest1ea0a7f9f13e82b17d19f80a6704a7e72a0b23e2fd6429aa3ffb8a03bb25a71a

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
Signatures2wQBPjTBxrhMugtAA+7g+odhORP11z0GNLu25+2S3umYyMpwBtC839RtDhat6HQCyfu4j/+FoBiEZ3TYvnJBw==
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

2026-09-17T12:02:18.850341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017233
observed 8a4cb75a01f1cd71ad889320be8da35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:18.834546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017233/manifest.json
observed 1ea0a7f9f13e82b17d19f80a6704a7e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:18.819354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017233/publication.md
observed d416175c38c4ab0a4cdf8f6134bc6a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:18.803870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017233/publication.txt
observed 78c6ddff8a793ddc976a69f669eb9d6b...
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.