OpenTechnical

OT-2026-000010027

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, 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-2026-000010027) never changes.

Identity and time

Publication numberOT-2026-000010027 · never reused
Internal UUID01a0ae6b-cb79-7111-ae76-f6ade452bef2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010027
StatusPUBLIC

Content hashes

Canonical text2a0770cc118cd3fee36c54b515973c5953ac7e09c97c83cbf0152b39ed30a027
Markdown22c1d48d021388df8efa7e207c47831fd736b40bbf8faf3d02ad6881ddc1c284
PDF
Publication page679ff24401e125e32b3828d142d966ed0a5ce61c90f5c575dd9f9013442eaae2
Manifestbc0d6376082182c7f94f9fe099d26fe467aa53124a0f1939b37c7b6f73f96ae5

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
SignaturegroHtDwzAqPxZz9socq6imfqNzhmkbuom96NUrIUsekvHhLmDnFkLf38f9aRePmMI0TQC01hd6WjjMvDqBdDDw==
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

2026-09-17T12:16:05.291031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010027
observed 679ff24401e125e32b3828d142d966ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:05.269750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010027/manifest.json
observed bc0d6376082182c7f94f9fe099d26fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:05.250579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010027/publication.md
observed 22c1d48d021388df8efa7e207c47831f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:05.229467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010027/publication.txt
observed 2a0770cc118cd3fee36c54b515973c59...
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.