OpenTechnical

OT-2026-000006770

Publication integrity record

Porous face vacuum gripper, six outlet manifold, pump fed, contact triggered, vented 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-2026-000006770) never changes.

Identity and time

Publication numberOT-2026-000006770 · never reused
Internal UUID01a0a966-d154-7210-ba7e-4b9209edb8c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:48:02.903626Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006770
StatusPUBLIC

Content hashes

Canonical textd602024ad3a1649bdeb1c1a9ec73ef0e8ac149e081124df7ffebd80eb0c2c926
Markdownc64ae3591ff1405315aa949e4161db1e9c70ad9fda9d119fbab3531f31c16d25
PDF
Publication page211e71776b6dd957e534ca0e21346db93dc1c475579afd92ab8b32a238cf8d6c
Manifeste754d7e6c414e2ae2d3273782cfa71b504b61daef325d5687e400a0ebcdb6e33

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
Signature9X4seuSYdC1Cz9uFeExeFFCYOnXRxwjz+HvMd06kZsHt0b1yeLjdCHcBYPfjGnFbehGxGJR4itYRV+s//kKsDA==
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

2026-09-16T08:50:08.245712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006770
observed 211e71776b6dd957e534ca0e21346db9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:08.233106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006770/manifest.json
observed e754d7e6c414e2ae2d3273782cfa71b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:08.221188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006770/publication.md
observed c64ae3591ff1405315aa949e4161db1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:08.207861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006770/publication.txt
observed d602024ad3a1649bdeb1c1a9ec73ef0e...
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.