OpenTechnical

OT-2026-000010468

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, vented 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-2026-000010468) never changes.

Identity and time

Publication numberOT-2026-000010468 · never reused
Internal UUID01a0ae6c-0ee7-7355-9691-c1e911476717 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010468
StatusPUBLIC

Content hashes

Canonical textf1709bdd67323e76de010193a6ad64dce589f6670323932299b369a17be30443
Markdown856a2b9d34f6df46a60f7213a939982aa4d292295a22b2cfa543ba6e3a05131a
PDF
Publication page42753d1f05cb8ab96f514f6cbc41b0c0711c2cbdc6dddfe8f0d92ddb452ced47
Manifeste129d283d87a68c3c19f6d2cf0c455167396cb5a755c03fea8c29161a04b960c

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
SignaturegNUfPEX1YkoAGzGRoQuJ7MU4B2Kg+WQR7PWTqT9DJG0C3VGnx9XXmd8BzOeLRIsy1fFwa7Okuk7ypUq6kfQXBA==
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

2026-09-17T12:14:36.567718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010468
observed 42753d1f05cb8ab96f514f6cbc41b0c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:36.547904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010468/manifest.json
observed e129d283d87a68c3c19f6d2cf0c45516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:36.527895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010468/publication.md
observed 856a2b9d34f6df46a60f7213a939982a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:36.506995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010468/publication.txt
observed f1709bdd67323e76de010193a6ad64dc...
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.