OpenTechnical

OT-2026-000005485

Publication integrity record

Bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed

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-2026-000005485) never changes.

Identity and time

Publication numberOT-2026-000005485 · never reused
Internal UUID01a0a93a-7e06-7dfb-9465-035b8aa43782 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:59:37.993097Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005485
StatusPUBLIC

Content hashes

Canonical text1a02757f07c23bcaa776ca321feaa583d2bcd0c7c13488ef3ebd7e21a2dd6cce
Markdownecbf72c192c38fe3786d6ec867e9a3ce89b6308032a0b18d5d5e0ae8003c14c3
PDF
Publication pagead1588d3872b7769326c2a25e67a2a5de9e79b009bcb86e4e411dcaeb27fc8b1
Manifest028b681a64633b255b10a3a5f891d021e5415b12a22dbde500c1eb0dc7b02c4a

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
SignaturehA/RnoUEuoOl5mBf8J6mPwqdd+VcfikcQlO/4uPn/V6t6YJZJGnjjIqTIZPVbYL8h8EJGNmQqjrOkKiFXtspAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:03.689731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005485
observed ad1588d3872b7769326c2a25e67a2a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:03.675514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005485/manifest.json
observed 028b681a64633b255b10a3a5f891d021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:03.662778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005485/publication.md
observed ecbf72c192c38fe3786d6ec867e9a3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:03.649325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005485/publication.txt
observed 1a02757f07c23bcaa776ca321feaa583...
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.