OpenTechnical

OT-2026-000050649

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000050649) never changes.

Identity and time

Publication numberOT-2026-000050649 · never reused
Internal UUID01a0ae82-c7b0-7323-8778-21a3f6d488f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050649
StatusPUBLIC

Content hashes

Canonical text80d2f4d340a1942d616f6f5bd64e8d16ec3919428914f4e5ce7119a789518980
Markdown392d060889feff36d81c58a3206fe6aad884402ce2065c951b23036e6c237374
PDF
Publication pagef9b59d1af7ad7e43110506be31e041813438056c450243c90fbdd788217bafeb
Manifest1f5f6a2c391d88df3b9a9ca57a726ee7bc990a07cbdeb095743f57a284f6f99c

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
SignatureRpoAA8uQCoX6yy0yV7+9XxViwQrOzG7c3Mml2eIgpoQWKA9aDb9HzLJq2h3kF3tzP3msAg+hP/2iqBy+wGMdAQ==
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

2026-09-17T10:59:20.809992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050649
observed f9b59d1af7ad7e43110506be31e04181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.786619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050649/manifest.json
observed 1f5f6a2c391d88df3b9a9ca57a726ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.768320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050649/publication.md
observed 392d060889feff36d81c58a3206fe6aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.746960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050649/publication.txt
observed 80d2f4d340a1942d616f6f5bd64e8d16...
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.