OpenTechnical

OT-2026-000038456

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000038456) never changes.

Identity and time

Publication numberOT-2026-000038456 · never reused
Internal UUID01a0ae78-2d53-70fd-8032-a4e0afa76f26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038456
StatusPUBLIC

Content hashes

Canonical text8d25e392e42718b03b2cb753c7b2b20d588a8fdffe4228e5da9bc8e80fe9c228
Markdowne3ae1c9ed9c31d30fc5b2a58c7b6732d6badb76185af47df0e88f6956f32cc23
PDF
Publication pageb9fa41e9e392449a6274351b7ff7d907ffeae178a0e7b5d1731f19ff6f0e5e69
Manifest62bfd1384888b298f156489f31cb5acc9a9ee562ef86d69823f00a997aaf591c

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
SignatureyLkYpLl7bOtPCrWQZnxZkJzW3a5rpipyUqQmnSC+IkljAOZLWAYEtILFSLcDIb0ioikIu6CTZuKTBEy1logKAg==
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

2026-09-17T11:22:41.296959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038456
observed b9fa41e9e392449a6274351b7ff7d907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:41.277248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038456/manifest.json
observed 62bfd1384888b298f156489f31cb5acc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:41.259310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038456/publication.md
observed e3ae1c9ed9c31d30fc5b2a58c7b6732d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:41.240761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038456/publication.txt
observed 8d25e392e42718b03b2cb753c7b2b20d...
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.