OpenTechnical

OT-2026-000007002

Publication integrity record

Bellows cup vacuum gripper, ejector fed, contact triggered on the face, plastic cups, two fold

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-2026-000007002) never changes.

Identity and time

Publication numberOT-2026-000007002 · never reused
Internal UUID01a0a96f-2824-7f0b-876f-fcbbee449d49 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:57:09.415053Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007002
StatusPUBLIC

Content hashes

Canonical text286e16c94feb69da8cc797ca2c742101a058562c351ba31e1d6a9f56e0047d61
Markdown80e49056d831d968257a61c617af31be2424c79537e13ce78c322f16c4dd72e9
PDF
Publication page3697e5127bc1b4dc76070be828773da8f800939f5d89b72e86521463f8442bb5
Manifest1b6fec6616afc7ffb9b95a143796aa09bb0738cd23643c250bb8079e7ec70fdd

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
SignatureSDSndetKny2kgjg3yEZFZcmnWhwUbvKGU1q/f9X5jS/VT6VCnyJTTg+uNGU4s59lDa2qCUXGHWTB0gmD6h+fAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:12.961290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007002
observed 3697e5127bc1b4dc76070be828773da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:12.948521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007002/manifest.json
observed 1b6fec6616afc7ffb9b95a143796aa09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:12.934206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007002/publication.md
observed 80e49056d831d968257a61c617af31be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:12.921514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007002/publication.txt
observed 286e16c94feb69da8cc797ca2c742101...
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.