OpenTechnical

OT-2026-000006325

Publication integrity record

Vacuum cup gripper, common isolation valve, four outlet manifold, ejector fed, contact triggered, rubber cups

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-2026-000006325) never changes.

Identity and time

Publication numberOT-2026-000006325 · never reused
Internal UUID01a0a957-1307-79b3-83e8-0e4a75ac08df · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:30:51.146844Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006325
StatusPUBLIC

Content hashes

Canonical textdfae96613ec4167897fc39d1f2873b94f4555797ce361ee371dae3be1be57d84
Markdown661ae6752a3852425b61b0a7e7d07016a0e70e9ae228e22923d893eb5d132af0
PDF
Publication pagecfe6c0b7f4e93960b79e664fb7ff8af21e7100b93e5ed005e0d8b3c5d859704c
Manifestf4aa5d8c06d00fe627a48d923e01c5e24eb0714fdc9662c267ebceb9ce1373a9

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
Signature4UZRooqvV07ZsfR9DgGLvX9014airko1Y02XxPxjod4YizKHauzIHRZDMfNGElzsdldC9MWh8NpgYsB3JANDCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:31.374133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006325
observed cfe6c0b7f4e93960b79e664fb7ff8af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:31.209874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006325/manifest.json
observed f4aa5d8c06d00fe627a48d923e01c5e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:31.196672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006325/publication.md
observed 661ae6752a3852425b61b0a7e7d07016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:31.182818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006325/publication.txt
observed dfae96613ec4167897fc39d1f2873b94...
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.