OpenTechnical

OT-2026-000055164

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000055164) never changes.

Identity and time

Publication numberOT-2026-000055164 · never reused
Internal UUID01a0ae86-5e82-7921-8bec-e6be6830245d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055164
StatusPUBLIC

Content hashes

Canonical text2fd776b43060bcc78a1868f549bad3cd7e760b546774de6ca05ebbffc3a32959
Markdowna0a34222f4aa916931effdb4c40f2dc7e841056f11ae81396b5820930899b1a7
PDF
Publication pagebe68c458c10b3ef08728d888b34ff6241244c4ff6eae539488c839e679b8fe24
Manifest228879e5bf80b95a6a1762d45b2215c6f76b53242465e64480ade6ae993498b7

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
Signaturec5A3QkgghDZ6pfQFLiD97cw7T+/e7+/i3A+K6Ir1qfiSmvpbBH8ZfJ315d48ierwnIbF2kRbTqNppMYCDQ+NDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:21.029578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055164
observed be68c458c10b3ef08728d888b34ff624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.006165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055164/manifest.json
observed 228879e5bf80b95a6a1762d45b2215c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:20.986600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055164/publication.md
observed a0a34222f4aa916931effdb4c40f2dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:20.966613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055164/publication.txt
observed 2fd776b43060bcc78a1868f549bad3cd...
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.