OpenTechnical

OT-2026-000071748

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000071748) never changes.

Identity and time

Publication numberOT-2026-000071748 · never reused
Internal UUID01a0ae92-1e91-7905-af73-f7184a4fc409 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071748
StatusPUBLIC

Content hashes

Canonical text0cc9e7b86d138c146dba08d1f814ff1cf86cdf6f3c2891d645415359367e99d5
Markdowndd288ee0266dc56e3283c757d16bd82704fc7212dadbb9fbc3bf0afd8d96aac6
PDF
Publication page3ad4db3d607f6ee280588a612e93e767e3366c8982fc99aaa3ab68fbbd78601b
Manifest2868f124044611c3d6f1d64ec3ab04cb7333b5d8b7451f44c0b99f268bd79013

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
SignatureUMYT2sA7RfBYK4baXVB5Qn3LN8YdkoPLzqB4Yo8DiLLVyHrTAOko7+E7JS962yDBWFayhpQqbhTH9XvhOaBRBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:54.478269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071748
observed 3ad4db3d607f6ee280588a612e93e767...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.458829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071748/manifest.json
observed 2868f124044611c3d6f1d64ec3ab04cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.442028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071748/publication.md
observed dd288ee0266dc56e3283c757d16bd827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.423834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071748/publication.txt
observed 0cc9e7b86d138c146dba08d1f814ff1c...
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.