OpenTechnical

OT-2026-000044524

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000044524) never changes.

Identity and time

Publication numberOT-2026-000044524 · never reused
Internal UUID01a0ae7c-39d8-77da-9a52-0941b220c79f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044524
StatusPUBLIC

Content hashes

Canonical textd1ccb1156401b3d8bc76f34b2ee3169ed88f96092438e5618d9b938b84349436
Markdownbcd9a1330a8edbcef382c95e168d2ad209ac48d0e4a7bda5914be435e7123f06
PDF
Publication pageff65b289153dd06c3169c2d487461052467f7c1be4525a321a86f41f43722ccb
Manifest44d0d85a1e4de6ebd4550c359037d95228286159cd24bd2f6399c57186653fcb

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
SignaturecteXtUdlvS7Aq3ko+HVn348VrbCRk9undjIBQe0kf9hq1qNEgpyP3Uh+pF3oA6cE7JlqfTuD+HcdwCQ5f49TCg==
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

2026-09-17T08:31:03.282097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044524
observed ff65b289153dd06c3169c2d487461052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:03.264464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044524/manifest.json
observed 44d0d85a1e4de6ebd4550c359037d952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:03.246757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044524/publication.md
observed bcd9a1330a8edbcef382c95e168d2ad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:03.229295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044524/publication.txt
observed d1ccb1156401b3d8bc76f34b2ee3169e...
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.