OpenTechnical

OT-2026-000046687

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046687) never changes.

Identity and time

Publication numberOT-2026-000046687 · never reused
Internal UUID01a0ae7e-57df-7449-91c3-b8298195769f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046687
StatusPUBLIC

Content hashes

Canonical text1bbaa4a180225909f7795659cf920c41d85925dc94ab099bbdf17d15e483d2f7
Markdownd76c1706d34170864ff86d6eb4ef6e38da5dbe010f8973882c4026a6d2a5c1bc
PDF
Publication page310c95d188a37d187379c14691c627efacf2eb11690e45750dcc52d2db3f213d
Manifesta76891cfb1562b85493341ef0551f5afea4cdb571c92956f5f7b392318c063d8

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
SignaturepudQsF3rrzypySQh8SYPYNY0Oh/MTcRKciS1C0zYF+TsjhdBn8Pp/ZZd4OYtvG7eGskH7hrZ3BJsqzBis2MjCA==
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

2026-09-17T11:08:47.381391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046687
observed 310c95d188a37d187379c14691c627ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.363766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046687/manifest.json
observed a76891cfb1562b85493341ef0551f5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.345531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046687/publication.md
observed d76c1706d34170864ff86d6eb4ef6e38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:47.327867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046687/publication.txt
observed 1bbaa4a180225909f7795659cf920c41...
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.