OpenTechnical

OT-2026-000005859

Publication integrity record

Bellows cup vacuum gripper, common isolation valve, two outlet manifold, two stage ejector, plastic cups

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-2026-000005859) never changes.

Identity and time

Publication numberOT-2026-000005859 · never reused
Internal UUID01a0a947-432c-7015-ae53-ead0b23b38bc · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:13:34.895160Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005859
StatusPUBLIC

Content hashes

Canonical text846cf6c47444e068dabc6a58ed7cd6c2b5e86173ec15dc0a4b4030c376cdb79b
Markdown2b02cd6ce53f8aee2c9d4d62744e91aed92544719ee0588fce876cb0c3e28423
PDF
Publication pagead6e88b3f33ff147206be2ba781d4ee7d33b1d0592cb18fa2a9e409a2183e859
Manifest41e60f4e23523193dfa010a128521e2ca005c9be93f2d761d7f9e3e3ed93fc79

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
Signature5FfesXvkZAbrUCvRv0buYIs2Cs9KMVQ00/jsOiejJfJPMskOqkV71CV4jhpyxRJ9+INNDE5BzD1OcQuvPikmBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:24.651400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005859
observed ad6e88b3f33ff147206be2ba781d4ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:24.637643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005859/manifest.json
observed 41e60f4e23523193dfa010a128521e2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:24.623246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005859/publication.md
observed 2b02cd6ce53f8aee2c9d4d62744e91ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:24.488521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005859/publication.txt
observed 846cf6c47444e068dabc6a58ed7cd6c2...
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.