OpenTechnical

OT-2026-000011230

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000011230) never changes.

Identity and time

Publication numberOT-2026-000011230 · never reused
Internal UUID01a0ae6c-5410-752e-9570-804bec597997 · 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-2026-000011230
StatusPUBLIC

Content hashes

Canonical text783eab0431391a7f686111e42f07977051cbcb09cda077cf0cee0d26c0c0c8c5
Markdownb7e3cabe1e3ab759d6099490fd2e97995ca8e92b9d2b78f77700dc2042dc05a4
PDF
Publication pageff46f5e526458d70193b04b8b99c789c57592e93eb297f99b2e4c00490b64c5f
Manifestc584ca0c33f2e399dac708ec052dcf881897eaef717b3ccd4d90d12f2b5fc858

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
Signaturek3md4w5yOgxNtlUIQ1Z18LvPT4TRJkfJJLcnaxryS9mK3rJdIm/lSO6Q9Hx0z+PbZZpl+oENNszFdppL//z6DA==
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

2026-09-17T12:14:11.405509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011230
observed ff46f5e526458d70193b04b8b99c789c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:11.384931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011230/manifest.json
observed c584ca0c33f2e399dac708ec052dcf88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:11.366299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011230/publication.md
observed b7e3cabe1e3ab759d6099490fd2e9799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:11.347471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011230/publication.txt
observed 783eab0431391a7f686111e42f079770...
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.