OpenTechnical

OT-2026-000097385

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000097385) never changes.

Identity and time

Publication numberOT-2026-000097385 · never reused
Internal UUID01a0aea1-01cb-7059-bd20-b54acba10995 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097385
StatusPUBLIC

Content hashes

Canonical text9515c1cc53251c47760d3fcfc9eafcb04997e6400f007b3bc0183e6f3b18a583
Markdowned856b0aaee2deb493a6a95c1d580bf926727837de8669d419c88bd3e4b4fbc6
PDF
Publication pagebb8ba346673039caefd89b0a4c0a6b8c440127628acb1b73559a6da13bd5d4d4
Manifest9d96309ccacc591b099c071e22d0ffa973b29d1c9bda244445d5f21d7c0f8c4b

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
SignatureQ5ApqXQcMnLf4zekrX+8e4cNuSz6dE+FrnXvLr0HXaJJO9OtGMVR8/q5gwa4qHyGspoNutwoDA7Xbn0iR0+dDw==
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

2026-09-17T09:33:39.994135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097385
observed bb8ba346673039caefd89b0a4c0a6b8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.977034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097385/manifest.json
observed 9d96309ccacc591b099c071e22d0ffa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.959829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097385/publication.md
observed ed856b0aaee2deb493a6a95c1d580bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.942568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097385/publication.txt
observed 9515c1cc53251c47760d3fcfc9eafcb0...
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.