OpenTechnical

OT-2026-000062185

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, vented after 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-2026-000062185) never changes.

Identity and time

Publication numberOT-2026-000062185 · never reused
Internal UUID01a0ae8c-0abd-7f84-997c-899f4760ae80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062185
StatusPUBLIC

Content hashes

Canonical text5ceabf06733a8eb4f282b1b7fd7beebc7f4ad8a9264f5dc4b120a1ba24e6afac
Markdowncba9ed8901d74f0379af6bb1f967b6bfd9d4b8f6826932654e9894e12809971e
PDF
Publication page9e1bbd2d43629ce56fc907542623de17b530ed497fa73271e4cfcdd7d557fa7b
Manifest2e81ee0dd4f17b67e0fd4071cc5dd361796d276e993f2c23a0bff5ee38f60adb

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
SignatureO8Gsky+BM4Odm9CeUY19I+Fej5mfIY3vj83LHvGhnyApfHIDC5QO/htA2iYOVkohD/kCqL5yohd2zP29tZsfDw==
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

2026-09-17T10:39:26.753529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062185
observed 9e1bbd2d43629ce56fc907542623de17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.734994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062185/manifest.json
observed 2e81ee0dd4f17b67e0fd4071cc5dd361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.716438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062185/publication.md
observed cba9ed8901d74f0379af6bb1f967b6bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.696825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062185/publication.txt
observed 5ceabf06733a8eb4f282b1b7fd7beebc...
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.