OpenTechnical

OT-2026-000010485

Publication integrity record

Single cup vacuum gripper, three stage ejector, pulsed 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-2026-000010485) never changes.

Identity and time

Publication numberOT-2026-000010485 · never reused
Internal UUID01a0ae6c-0ee7-7e5c-82db-f2af82b5466b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010485
StatusPUBLIC

Content hashes

Canonical textf0fb673a1886ba933a25fa45a0a9cbc82ee1312660adf20c0851e9cb874b00f8
Markdown093ba1dd2456676c080774a8e8abad34b7671d0b53d00c64f539af2fdc528851
PDF
Publication page529a0f0e01efa03616bb36ee84838db4ca2e23e8bf6f92a3d99c45b8431a5a3f
Manifest9548b78f6fbb8fa8a03d487f3a7f82228bb2f28612decd161ab933b9c2de06e8

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
SignatureSB190ab5WjkMgIx5SU97sqfJWc8jhDzbHH7nwQr0cjbwivP3mQsOkHJ+rTLE8t8TZ0mY4zFW6OeWw/CJP0+TCA==
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

2026-09-17T12:14:37.962897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010485
observed 529a0f0e01efa03616bb36ee84838db4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:37.942759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010485/manifest.json
observed 9548b78f6fbb8fa8a03d487f3a7f8222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:37.923391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010485/publication.md
observed 093ba1dd2456676c080774a8e8abad34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:37.904514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010485/publication.txt
observed f0fb673a1886ba933a25fa45a0a9cbc8...
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.