OpenTechnical

OT-2026-000052483

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single 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-2026-000052483) never changes.

Identity and time

Publication numberOT-2026-000052483 · never reused
Internal UUID01a0ae84-573a-73b3-9191-af4ab5ea0708 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052483
StatusPUBLIC

Content hashes

Canonical text4fa9e0e9c4551d50fe75b5b687d35aa185e2422d59c70aea46f8d0d8a93d9100
Markdown26d86fcb397f9204ab1d69f44cab9168c4479d88e21b53fe8d927a6a61bda9c2
PDF
Publication pageed9b68d5f8a2cccb53d9c27d8cbb5d5e0c8688562657e0db646ad871faf9f121
Manifestf2cbaf549219724ed9b05aa2b58773393a725837d61c179f575f195f7653e481

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
SignaturedsmAaIuGV+7/cB2YIr750Z6oj+ZxXX30LhesYjSCBaZ5nvlx40yWAaDWo/b9c3MFfs6+iMwDe3urNQ1Y26SpAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:06.933511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052483
observed ed9b68d5f8a2cccb53d9c27d8cbb5d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.916734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052483/manifest.json
observed f2cbaf549219724ed9b05aa2b5877339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.897655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052483/publication.md
observed 26d86fcb397f9204ab1d69f44cab9168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.879713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052483/publication.txt
observed 4fa9e0e9c4551d50fe75b5b687d35aa1...
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.