OpenTechnical

OT-2026-000026671

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, pulsed 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-2026-000026671) never changes.

Identity and time

Publication numberOT-2026-000026671 · never reused
Internal UUID01a0ae71-f4aa-7a42-8b90-ddcd70d395bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026671
StatusPUBLIC

Content hashes

Canonical textf6ede63b6258657b752525ea17dd7d2053c4e597332beecfe6c8dd3120c4dd67
Markdown8ed54dccf63b5d2c51abe3985305f608865fdd1df1dd1c3424a75e5f6c238d15
PDF
Publication paged19f57b1ab1253e36a9b31a990c7e735cfab51cd38dd700681b8276cbe6c1a5c
Manifest6c6c4ab1549665ac23bb5fae6146a484918c5091ad6d01fb00be4c2bf801f5ad

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
SignatureGT7FafMHkzlNahYojtgHsWuLkFAyMIp+lJle1LRg7nIYI1uBBqGRZWVsKj8KVHYincoitWilx6fELHXnNl2/Ag==
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

2026-09-17T11:45:45.317094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026671
observed d19f57b1ab1253e36a9b31a990c7e735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.301339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026671/manifest.json
observed 6c6c4ab1549665ac23bb5fae6146a484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.279557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026671/publication.md
observed 8ed54dccf63b5d2c51abe3985305f608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.256957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026671/publication.txt
observed f6ede63b6258657b752525ea17dd7d20...
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.