OpenTechnical

OT-2026-000037860

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000037860) never changes.

Identity and time

Publication numberOT-2026-000037860 · never reused
Internal UUID01a0ae77-f889-7557-ac2c-79f41de15f7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037860
StatusPUBLIC

Content hashes

Canonical textf2820ef94145c42de5517cfb0989777907449a5c6b6990bf78b48d762ec3fc6b
Markdown8b4efe6aa4cf65b5e3631d66933d0995ac438a285ad8050b0f1f9e8fd63a20ea
PDF
Publication pagec8c8bbeef5b12926a2f86ba3f7f6a66d2dcf004816252a42795bcaef14853295
Manifestda08e95011f6fff366d121dba59088ec43847076643b77a317dc6719e4c5ffeb

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
Signaturev685qB3JRjEpG+Z5B9y4yfmCm3Uc3UbMtLoF0c/2i4wzB+vBYLgaQ2aQEAtEXUk1XdL6fwFLHvb9iMFElV31Bg==
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

2026-09-17T11:23:07.182070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037860
observed c8c8bbeef5b12926a2f86ba3f7f6a66d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:07.164941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037860/manifest.json
observed da08e95011f6fff366d121dba59088ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:07.148045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037860/publication.md
observed 8b4efe6aa4cf65b5e3631d66933d0995...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:07.128117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037860/publication.txt
observed f2820ef94145c42de5517cfb09897779...
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.