OpenTechnical

OT-2026-000010667

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000010667) never changes.

Identity and time

Publication numberOT-2026-000010667 · never reused
Internal UUID01a0ae6c-0ee8-77a1-bca0-e9a771e30d9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010667
StatusPUBLIC

Content hashes

Canonical textab72bc620dc91476b8b27131cb83a7b4405394890cd907cf405a24f1831be9e8
Markdown27cc36d7bb2f37b431fcfe05105c62f58f2bb4b5a03c08dc727d878178ddf0d7
PDF
Publication page485112fb8e65f6a9a45416999453c6cbecb9245d70bd1d8ddd327f468df36249
Manifestb4ece2294c1fb9e553187f490fb502b848da10f16961152627cc42bfc74326ea

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
SignatureIqOXbn9ZC4mS4xm1xTzXgqF2O3+NXhDZuPO8/G9lF84X+44g7mrln9O9iW/ZePWG/7ng1FAA/jTYMnnK/ZV/Bg==
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

2026-09-17T12:42:21.633204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010667
observed 485112fb8e65f6a9a45416999453c6cb...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:21.430688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010667/manifest.json
observed b4ece2294c1fb9e553187f490fb502b8...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:21.282614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010667/publication.md
observed 27cc36d7bb2f37b431fcfe05105c62f5...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:21.014303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010667/publication.txt
observed ab72bc620dc91476b8b27131cb83a7b4...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.450470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010667
observed 485112fb8e65f6a9a45416999453c6cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.430782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010667/manifest.json
observed b4ece2294c1fb9e553187f490fb502b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.410904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010667/publication.md
observed 27cc36d7bb2f37b431fcfe05105c62f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.386922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010667/publication.txt
observed ab72bc620dc91476b8b27131cb83a7b4...
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.