OpenTechnical

OT-2026-000010825

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000010825) never changes.

Identity and time

Publication numberOT-2026-000010825 · never reused
Internal UUID01a0ae6c-540d-731d-83dd-90f01a425172 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010825
StatusPUBLIC

Content hashes

Canonical text486cdd692cad83a0cf808c41980a9410eee96c146134715e783e85ea49010f2c
Markdown93744b9a193a93634c16070d8ca133ad7bc543acd3a46bc9419cd2633a6ba309
PDF
Publication pagead0d7b7060c1d8ca11d84de35be7b86deff44b2fc2e582b6c90b4927596b9679
Manifestd61a5415447c9a9c6a26081f9fedb18eb2cf1f09e5e3884a849ccbb2d4bb8933

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
Signature1hX/0GGPcI6FUN2I8RaTUk9wKGaX8F2NHXvn/Mz8KWNq6WLXlPt8xt8CoygkZcnzOg7euFAle0oljQQXNIr3AQ==
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

2026-09-17T12:13:34.671679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010825
observed ad0d7b7060c1d8ca11d84de35be7b86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.652501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010825/manifest.json
observed d61a5415447c9a9c6a26081f9fedb18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.631750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010825/publication.md
observed 93744b9a193a93634c16070d8ca133ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.608077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010825/publication.txt
observed 486cdd692cad83a0cf808c41980a9410...
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.