OpenTechnical

OT-2026-000023049

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single 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-2026-000023049) never changes.

Identity and time

Publication numberOT-2026-000023049 · never reused
Internal UUID01a0ae70-46ec-7df0-a4b6-bf671451efdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023049
StatusPUBLIC

Content hashes

Canonical text2f50782bd9cc683397b985a96296d4b1017040024931ba641156b9be949f041c
Markdown44c36754758bf735301e96f4043a89383728a91f5611489f7a0d9a6127893f50
PDF
Publication page0e36c74d35a6125f8cc770da1ec0fb6986e67e1cd1f95418ee7bdedfbc6878c1
Manifest0b365ea7075f899255d950d3391a5f16c3ee4e1fcad506fc6991d387c84544b7

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
SignatureS217ka6O6aBxMeEST10PjxUXmFa/54pURTSBQwoKkysFB7CYeXveNKFlm5qTm0fHKgXxGaimgTeiHNjIZLU2Cw==
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

2026-09-17T11:52:39.315735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023049
observed 0e36c74d35a6125f8cc770da1ec0fb69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.297925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023049/manifest.json
observed 0b365ea7075f899255d950d3391a5f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.278394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023049/publication.md
observed 44c36754758bf735301e96f4043a8938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.259957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023049/publication.txt
observed 2f50782bd9cc683397b985a96296d4b1...
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.