OpenTechnical

OT-2026-000070449

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000070449) never changes.

Identity and time

Publication numberOT-2026-000070449 · never reused
Internal UUID01a0ae91-545f-7706-94b3-c03fc9862667 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070449
StatusPUBLIC

Content hashes

Canonical text62cac55ff8b23cacbbca3f970075c4f7664aefacb13d961bdf6fb4902cb54026
Markdown45dd48c1e6d3201dee941d60d294f85137e0cdd645952c9e5564657e0566b3bb
PDF
Publication page14ee7927903b277adfeb377e6ba6805e9076229d4e6e61605fe37a5f4ed5537c
Manifest400bae9c86a26f19bb1abeaef2d69b8fc8451e48bfe8a86a3be16eb67920b123

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
SignaturermQPHZCwzjUjwX1ia4Eqf3SOXUhhAjflEY3ekpnf9b2hJD7CN+JR8frXQ1POW/9DRjW925EbK/z6hqXLrBhtDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:16.343654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070449
observed 14ee7927903b277adfeb377e6ba6805e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:16.325153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070449/manifest.json
observed 400bae9c86a26f19bb1abeaef2d69b8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:16.306918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070449/publication.md
observed 45dd48c1e6d3201dee941d60d294f851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:16.285424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070449/publication.txt
observed 62cac55ff8b23cacbbca3f970075c4f7...
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.