OpenTechnical

OT-2026-000010563

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented after set-down, on a tool changer

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-2026-000010563) never changes.

Identity and time

Publication numberOT-2026-000010563 · never reused
Internal UUID01a0ae6c-0ee7-726b-8d5f-03823926aa75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010563
StatusPUBLIC

Content hashes

Canonical text23c8a83386aa689306c9a61b8788f9616c6ff7be02ea57aef35791add92597b2
Markdownd8a680562a9aff66a0284c54a0626c923697aaf96dd544e77521813df7057790
PDF
Publication pagef6040fab9942c6608282dc3424a5569b3e329ca8d041fdaf826719276312ef07
Manifest94eff74dd54b16f9cecb67538da3f05db5433e4e4f7ab731801fe67c077f354e

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
SignaturefKzvZ8CFGlrjSKR2CWaxVE4qyFZY1d9iFyV7ukB5LmzVgPIcudmlrqNFKqQFDRmUr75EIgaVZ8J/6HjxRlFTCw==
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

2026-09-17T12:14:44.272794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010563
observed f6040fab9942c6608282dc3424a5569b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:44.252072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010563/manifest.json
observed 94eff74dd54b16f9cecb67538da3f05d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:44.232643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010563/publication.md
observed d8a680562a9aff66a0284c54a0626c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:44.214947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010563/publication.txt
observed 23c8a83386aa689306c9a61b8788f961...
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.