OpenTechnical

OT-2026-000042961

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000042961) never changes.

Identity and time

Publication numberOT-2026-000042961 · never reused
Internal UUID01a0ae7b-3277-7857-b749-501d47dfe622 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042961
StatusPUBLIC

Content hashes

Canonical texte4893c06be1da6aa6827dabf168776f27c50f89eb27f04bb3af07870bc79212f
Markdown2e210cec51d768e5d9b13b963cf1e46e5305d64b6c62c7f7cbc7ea1f1c84d6ff
PDF
Publication pagef7382a4a57c2e4f59575626ddc32222b970e41f5b9ddebc620c3ab8d03994a6b
Manifest1bce3adc7b68453654b57fa1ab2d427f577202aa30443ac5e427f00f0b0c4391

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
SignaturefaxPJYDNwmmbRlkCKSY7a4opPeCCmQnq1pip2nwax5ib+/F6wtGAKXZ9P+ammkGKliHxY/NwR2YA6hKzd+EKAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:13:15.351767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042961
observed f7382a4a57c2e4f59575626ddc32222b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:15.332957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042961/manifest.json
observed 1bce3adc7b68453654b57fa1ab2d427f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:15.315113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042961/publication.md
observed 2e210cec51d768e5d9b13b963cf1e46e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:15.296030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042961/publication.txt
observed e4893c06be1da6aa6827dabf168776f2...
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.