OpenTechnical

OT-2026-000103755

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000103755) never changes.

Identity and time

Publication numberOT-2026-000103755 · never reused
Internal UUID01a0aea4-e462-7541-8f76-6783af706272 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103755
StatusPUBLIC

Content hashes

Canonical textd345e36f8990900440cacec0061e1603070c7f05ecae096c34dd0a1cdbc201b4
Markdown7d80012062fca69a9ac1e0bd928a7ebecf4dd6f8d6c691dd51bf63581cc950f6
PDF
Publication pagefc2e43115b8fc07ab7c76fc34fd2d06e987486dceec654f1c6b46667ab8cf601
Manifest8f5fdb2daaf3e232ad55329d8d26ce0c8fe93f8d8f5e3a8bcc63a958d36d817d

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
SignatureTEfJXpJroxjAiEISeP0QRsUOR39q+Fb2cMRlB+mlMtMuzTMq9uTZFWnTHRo1lZbMmqFm3tvJ92HUsXIIv5mfDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:42.593364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103755
observed fc2e43115b8fc07ab7c76fc34fd2d06e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:42.577135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103755/manifest.json
observed 8f5fdb2daaf3e232ad55329d8d26ce0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:42.559898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103755/publication.md
observed 7d80012062fca69a9ac1e0bd928a7ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:42.543194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103755/publication.txt
observed d345e36f8990900440cacec0061e1603...
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.