OpenTechnical

OT-2026-000006480

Publication integrity record

Vacuum cup gripper, six outlet manifold, two stage ejector, vented after set down, silicone cups

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-2026-000006480) never changes.

Identity and time

Publication numberOT-2026-000006480 · never reused
Internal UUID01a0a95c-b8bd-7772-a2b8-cd3a81f1bf0a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:37:01.248567Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006480
StatusPUBLIC

Content hashes

Canonical text3bbe60cb303762daf6ffc04f1df5b7f2e46713fc4f9dbe495e83419e8ba34a0e
Markdown0e436b07577ce1f0a9db04ea352bb72aa66237d7c4166a60f844c47903dc8526
PDF
Publication page56be5417049ee61eecd7fa4306a6e9a44b920197ff9168e233b66873f2f7af8e
Manifestd2e5c70d645aa12eb9262ef08a77a574f365732467bacd65b4f7e35609ca3754

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
Signature1lVVrYHJ2RkHZ1CThBzWKX2n7G+QOZ5DI5a56GZb4mmEniYqMb6AeEc5Gvtl+97NSclb/Af5FlqkY2xZcufADw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T16:42:20.961395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006480
observed 56be5417049ee61eecd7fa4306a6e9a4...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T16:42:20.721263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006480/manifest.json
observed d2e5c70d645aa12eb9262ef08a77a574...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T16:42:20.457000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006480/publication.md
observed 0e436b07577ce1f0a9db04ea352bb72a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T16:42:20.175057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006480/publication.txt
observed 3bbe60cb303762daf6ffc04f1df5b7f2...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.729972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006480
observed 56be5417049ee61eecd7fa4306a6e9a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.716391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006480/manifest.json
observed d2e5c70d645aa12eb9262ef08a77a574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.700854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006480/publication.md
observed 0e436b07577ce1f0a9db04ea352bb72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.684901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006480/publication.txt
observed 3bbe60cb303762daf6ffc04f1df5b7f2...
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.