OpenTechnical

OT-2026-000040761

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000040761) never changes.

Identity and time

Publication numberOT-2026-000040761 · never reused
Internal UUID01a0ae79-6d0f-7dd2-9f62-46ae42e42ed4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040761
StatusPUBLIC

Content hashes

Canonical text4097bb0aa0a48b891fbb955572d55bd8e1ef50a389b0107d3d00a976cb77bc33
Markdown72221387feae730c5cf4b6c21289b59b6a2d1de6b0f988cd6c425620be2e79fe
PDF
Publication pagec4bcccd6b6825ec482916b7839722f60ae9d88d3e871207d881d41d12572be33
Manifest2d1c6a0650c4f6d9e6d039de47cd4a4f48cd59133cb6df9ce57ab9680edd0728

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
SignaturepqURm7XY0r+bjyyCk38TnK89Pp2umvBz7IM1Q0CzO9nZnEhg4WaNX1lmRDzqbCw/F2/kCI/fJ0F3XLKskbU9DQ==
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

2026-09-17T11:18:01.290039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040761
observed c4bcccd6b6825ec482916b7839722f60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:01.274461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040761/manifest.json
observed 2d1c6a0650c4f6d9e6d039de47cd4a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:01.258246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040761/publication.md
observed 72221387feae730c5cf4b6c21289b59b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:01.242699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040761/publication.txt
observed 4097bb0aa0a48b891fbb955572d55bd8...
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.