OpenTechnical

OT-2026-000012011

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000012011) never changes.

Identity and time

Publication numberOT-2026-000012011 · never reused
Internal UUID01a0ae6d-1943-7df1-abb4-c6634fda736a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012011
StatusPUBLIC

Content hashes

Canonical text296724d5341f29db3a910a265e5aa3b3cc52068409e27720c86da6c3a8bbcbae
Markdown3d03076488be6d26e609178bb1f71350d422e59d2b03b40a14f43c1dc49dd744
PDF
Publication paged1ff251ca4a83981e71b3b47f182d324775eee9b0a3c47ab05ad20c052662bc6
Manifeste247d14a94749407274d5a57aeec404c9002808ab607d766465a2d45c96052ef

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
Signature7+fuTjCb0Cumx/EO2RNEbyPtFw8KTZYIJ+n0zEBmsQUAwJkmCQ/XPZm2reqoaerVsaayVoLYoL3/JISP7rH8CQ==
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

2026-09-17T12:12:52.781462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012011
observed d1ff251ca4a83981e71b3b47f182d324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.763012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012011/manifest.json
observed e247d14a94749407274d5a57aeec404c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.744938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012011/publication.md
observed 3d03076488be6d26e609178bb1f71350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.725365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012011/publication.txt
observed 296724d5341f29db3a910a265e5aa3b3...
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.