OpenTechnical

OT-2026-000011591

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000011591) never changes.

Identity and time

Publication numberOT-2026-000011591 · never reused
Internal UUID01a0ae6c-8900-7220-83e8-307636d58260 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011591
StatusPUBLIC

Content hashes

Canonical textde52767583f48f18d4573bca26ec240c4f5e0e1abfb66cbd320d0e5faa5976ea
Markdown1590ed5d926b3d9e99392ccc9a6c8e6cfc84348c5a86dd6b21e1780916aabdb9
PDF
Publication pagef28a1b84a7d4f4b1264145bd52b3e23df501296a87d8d52b00602e74d5f73011
Manifest4628b873fc79ffabb02fba6f19c665418bd9b9c7d3b3aafc52896d47059d8b1f

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
SignatureYIKxNMKjuufGRTsbj/DRxF0nrxvl+TCuNpQkrQfKZ4qEwGXwT8Gw9ZeeRe+te1Een89++DJYxJvBM44gkdwNBg==
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

2026-09-17T12:13:29.668614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011591
observed f28a1b84a7d4f4b1264145bd52b3e23d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:29.649669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011591/manifest.json
observed 4628b873fc79ffabb02fba6f19c66541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:29.629741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011591/publication.md
observed 1590ed5d926b3d9e99392ccc9a6c8e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:29.610610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011591/publication.txt
observed de52767583f48f18d4573bca26ec240c...
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.