OpenTechnical

OT-2026-000032333

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, pulsed blow-off after set-down, on a tool changer

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-2026-000032333) never changes.

Identity and time

Publication numberOT-2026-000032333 · never reused
Internal UUID01a0ae75-106d-717f-9d7a-b8387e5a86d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032333
StatusPUBLIC

Content hashes

Canonical texte6332164426444f673a184fa86a6cd33608bfb1fbde0b021fd86ca657a33fcaa
Markdown58289a8bc7eaa8dc638e743392b4bba8f4e498ca71ff137ce32d7d9d193f3168
PDF
Publication pagee4734aec8680f895e8f6a1cdfe34d017bbe1414d7f1dd781266b4c4ac191781c
Manifest9573a3e55ac5447a2c2244ed7f8e371955026fbefec2840c4e42e24c30331309

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
SignatureN9aZ6Cx+CZ1ah+4kOkkZuKP+CtGUPW0Y1gbdP9y1sbZN4wVajjJRKmjEAMtR5J8/xLuihkJL1Z7vQwYVtWodAw==
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

2026-09-17T11:33:10.572245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032333
observed e4734aec8680f895e8f6a1cdfe34d017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.555285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032333/manifest.json
observed 9573a3e55ac5447a2c2244ed7f8e3719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.538621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032333/publication.md
observed 58289a8bc7eaa8dc638e743392b4bba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.519751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032333/publication.txt
observed e6332164426444f673a184fa86a6cd33...
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.