OpenTechnical

OT-2026-000006322

Publication integrity record

Vacuum cup gripper, ejector fed, contact triggered, sustained blow off after set down, rubber cups

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-2026-000006322) never changes.

Identity and time

Publication numberOT-2026-000006322 · never reused
Internal UUID01a0a956-f6d9-7d8d-8b9c-6baa441edb2b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:30:43.932288Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006322
StatusPUBLIC

Content hashes

Canonical text02a61c31fecb874200599649c94294a662d1bf0e56a1fd60c4624edce757e9a1
Markdown817d160ec35af5a58408b31b6281ed8bc5d5a91ba91ad156c98d4beed4db7dc4
PDF
Publication pagec1939b35f3dec38e02fe6ff6fb037436d24d489d8f9e9b1067c7eeff0fe726e6
Manifestf6b5eb21ab5778fa70e0a0853d35cc616b94f59cb242447728867be2b8846405

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
Signature+PZbD8gZBWo9hvklHwfZenwYI/i77dTCi8TeM89+7kmgX5lyJSKj2YDE34/McQ3/DQ5dg/G7E1kkL9wjtHFIBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:31.668956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006322
observed c1939b35f3dec38e02fe6ff6fb037436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:31.653757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006322/manifest.json
observed f6b5eb21ab5778fa70e0a0853d35cc61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:31.641107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006322/publication.md
observed 817d160ec35af5a58408b31b6281ed8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:31.626569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006322/publication.txt
observed 02a61c31fecb874200599649c94294a6...
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.