OpenTechnical

OT-2026-000045665

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000045665) never changes.

Identity and time

Publication numberOT-2026-000045665 · never reused
Internal UUID01a0ae7d-8f03-7434-a7c1-23c9d870a2e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045665
StatusPUBLIC

Content hashes

Canonical texta2656264b1b4a1b1ce775d9a2260d6eb9e8e88442f7fbe7e5d085252dda5783b
Markdown95d829b4f82e26923d26a5416e5e7194c930a6475402afa92912a2314abd6d90
PDF
Publication pagef35294dfad7fcae1d4f16ddfbec901476c7eeee6a26ef1a926f1dc5cd171d16b
Manifestc0db8b38248cfa8a717c232a887ca214aec53a172a7fe7bb20722de004a4f283

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
Signature9C47M9Rn6e1PETv/DjPlobTrdZhB8Lr/cAF+6r0d/1eZyGQnwDmo72GromNX6nq1OoZctkSgC01s9BP4+BsCAg==
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

2026-09-17T11:09:27.644704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045665
observed f35294dfad7fcae1d4f16ddfbec90147...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.624652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045665/manifest.json
observed c0db8b38248cfa8a717c232a887ca214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.604710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045665/publication.md
observed 95d829b4f82e26923d26a5416e5e7194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.586271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045665/publication.txt
observed a2656264b1b4a1b1ce775d9a2260d6eb...
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.