OpenTechnical

OT-2026-000064795

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000064795) never changes.

Identity and time

Publication numberOT-2026-000064795 · never reused
Internal UUID01a0ae8d-debb-7e6a-9780-13b5918c1459 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064795
StatusPUBLIC

Content hashes

Canonical text0c18c0df2fc7a332ce20060647c0a27ff5d81a26890f3ba5ff1aed990ad6d22e
Markdownaf8dbf37cec16ecffb911f4287360d742a91bf29fed8ca045ec9621cce8a20cf
PDF
Publication page7d1e181a26059bdee19902a9e7d7801c9c432febb7a51c25baadfe625d250dac
Manifest48d48175a1bf752425d395b521ed05c25e7ee803971f217a7b25f12a8bda0aa1

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
Signature9HKtJvhnocr5YWqFXOT4DK2DNuQOBaVRVDVLzuD8bIUQn0SnrNb7UzLRYuQIm/m2INB+Y7gdNiM5n0jeKyXFAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:41.692051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064795
observed 7d1e181a26059bdee19902a9e7d7801c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.673805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064795/manifest.json
observed 48d48175a1bf752425d395b521ed05c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.656960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064795/publication.md
observed af8dbf37cec16ecffb911f4287360d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.639431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064795/publication.txt
observed 0c18c0df2fc7a332ce20060647c0a27f...
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.