OpenTechnical

OT-2026-000050059

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000050059) never changes.

Identity and time

Publication numberOT-2026-000050059 · never reused
Internal UUID01a0ae81-fd78-75d6-97c2-44d7392dbe1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050059
StatusPUBLIC

Content hashes

Canonical textfa298018224c55236cc4e88d7a77eb18fc0076aca54dba7bb287b21e66efeaec
Markdown76f9edfbf7e01720f4b1b5bddf3af9c309212058d45c42ed6f6f2458609eb364
PDF
Publication pagebd112e0276e8968deb6c0fc3be5fe65520ad9ef67ea29a36c84acf8eed8d60b3
Manifest3e9991c2c762b3dab3de5f1f6ea596180f132664a7f7a2e115e857cdf5b5da63

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
SignaturebeCXKnEE80miMhgpwnGeHRt0vSZywWWWrTTRm2Wl+f0cwqlgGPKpmTYj7rM/9JwIHCSYlbdtrfA1q2JglgY7BA==
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

2026-09-17T11:02:02.502411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050059
observed bd112e0276e8968deb6c0fc3be5fe655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.485465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050059/manifest.json
observed 3e9991c2c762b3dab3de5f1f6ea59618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.468183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050059/publication.md
observed 76f9edfbf7e01720f4b1b5bddf3af9c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.451393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050059/publication.txt
observed fa298018224c55236cc4e88d7a77eb18...
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.