OpenTechnical

OT-2026-000069472

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069472) never changes.

Identity and time

Publication numberOT-2026-000069472 · never reused
Internal UUID01a0ae90-b52a-7716-b565-4b82f9827a5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069472
StatusPUBLIC

Content hashes

Canonical textc0f3df179af247c6a28b64831e69dcfaa5d1e75c7724de33b8c0a50405a338ec
Markdown75a58b3ed136c3fb04c92c776663a8602f0c47f7adfe8e0db658110694dcc7f4
PDF
Publication pagef9e2186144756683b0b41455521af7d111149790ce59f73135345c2eb71e8609
Manifest29144e30005a6a2e67f2d4fbd074400cbfa4c441927cb1b5f98ecf3fc28f9b92

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
Signature4XeXN/cbAuHkSPVAAVKRmfhDOWwNXWNvnrd1N5cypCcQhCWezlvkwLTI41SDEdfpdRMEoVMYMsxV+py9evrpDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:32.890057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069472
observed f9e2186144756683b0b41455521af7d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.872950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069472/manifest.json
observed 29144e30005a6a2e67f2d4fbd074400c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.855383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069472/publication.md
observed 75a58b3ed136c3fb04c92c776663a860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.837912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069472/publication.txt
observed c0f3df179af247c6a28b64831e69dcfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.623960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069472
observed f9e2186144756683b0b41455521af7d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.606891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069472/manifest.json
observed 29144e30005a6a2e67f2d4fbd074400c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.589841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069472/publication.md
observed 75a58b3ed136c3fb04c92c776663a860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.571903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069472/publication.txt
observed c0f3df179af247c6a28b64831e69dcfa...
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.