OpenTechnical

OT-2026-000049924

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000049924) never changes.

Identity and time

Publication numberOT-2026-000049924 · never reused
Internal UUID01a0ae81-fd76-731f-89cf-1d1961cf79ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049924
StatusPUBLIC

Content hashes

Canonical text7f0a31f4bef0a7445ac7a0d6cb97875db8bfd13840c3ca100b0175c4f86b94f1
Markdownb538f659c3ae0711137b3c79332abc15242d0bc01957d3021667932f9a071d83
PDF
Publication page3289e64d8f7197ab805547266390faf33095b6c4fbc3872700b7be8a13c128f6
Manifeste6c1db9f2c5ca4ba6a1ab6fce7f5b650f954a2d095fd435990b9d43636ad0d1e

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
SignaturehJleucSQ1yq2D4qWpSz72qEGOmOfhDQUTr8UMybw6Mk7yuDoswweHfDi1KKccm6Pyy/jH5Zegdib8fUakxGDDg==
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

2026-09-17T11:01:51.159679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049924
observed 3289e64d8f7197ab805547266390faf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:51.138582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049924/manifest.json
observed e6c1db9f2c5ca4ba6a1ab6fce7f5b650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:51.119471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049924/publication.md
observed b538f659c3ae0711137b3c79332abc15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:51.098681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049924/publication.txt
observed 7f0a31f4bef0a7445ac7a0d6cb97875d...
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.