OpenTechnical

OT-2026-000023613

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained 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-2026-000023613) never changes.

Identity and time

Publication numberOT-2026-000023613 · never reused
Internal UUID01a0ae70-aed3-7adf-9fe9-f3fd4e34b0d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023613
StatusPUBLIC

Content hashes

Canonical text343ba7d78a77abe2474547d5d79820f59a9ace475f370949ee6df52c72feadd3
Markdowneb5701dad1ec9a8147b5fc79a94cab23f24c59eaeecd70d2649658208006df5f
PDF
Publication pageda78895476b27d3f5d3f707483bdf87aa4c23e53cb2fa7deb8cbe9c9830fe344
Manifest519f33463874b8d228f344d7d62414420b544038389c9ade410508349aa67225

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
SignatureRsCeIXEjKKNuAD267xT/SBi4ab4ssMwfdF705KJvqACl/yUToaWD56uMKiO069NUxOAyrylK6YJfEqqGcn6xDg==
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

2026-09-17T11:49:48.985884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023613
observed da78895476b27d3f5d3f707483bdf87a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.965679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023613/manifest.json
observed 519f33463874b8d228f344d7d6241442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.947691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023613/publication.md
observed eb5701dad1ec9a8147b5fc79a94cab23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:48.930371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023613/publication.txt
observed 343ba7d78a77abe2474547d5d79820f5...
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.