OpenTechnical

OT-2026-000040799

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000040799) never changes.

Identity and time

Publication numberOT-2026-000040799 · never reused
Internal UUID01a0ae79-6d0f-7b27-8839-88dc5af6894e · 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-2026-000040799
StatusPUBLIC

Content hashes

Canonical text1228674075bb9b05aff1cfa9a8ad086b93b56a58550d251efae0da9d2c379d60
Markdown10532669f3308f6c28c27032f047b6b27045d2cd72dea69bb1d39e4ce52d61d9
PDF
Publication pagef88142c885d481ed76246776083940424992c4a5002ec39df22b8f2356de7014
Manifest7de6cea9e400578323b9b772d516ce587d48c17cff96442a0531b1ad215bccdc

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
SignatureDhfP/WfjT+oQqYD15gXwAM5JSP0G7zhl79fHM35BeJKmoHOUS5W4q42YSvRqJZRwsxMQh2DJWrdqQ4D22Po8BA==
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

2026-09-17T11:20:08.190622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040799
observed f88142c885d481ed7624677608394042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.156607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040799/manifest.json
observed 7de6cea9e400578323b9b772d516ce58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.136118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040799/publication.md
observed 10532669f3308f6c28c27032f047b6b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.095705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040799/publication.txt
observed 1228674075bb9b05aff1cfa9a8ad086b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.267601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040799
observed f88142c885d481ed7624677608394042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.250324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040799/manifest.json
observed 7de6cea9e400578323b9b772d516ce58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.214362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040799/publication.md
observed 10532669f3308f6c28c27032f047b6b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.182108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040799/publication.txt
observed 1228674075bb9b05aff1cfa9a8ad086b...
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.