OpenTechnical

OT-2026-000019332

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000019332) never changes.

Identity and time

Publication numberOT-2026-000019332 · never reused
Internal UUID01a0ae6e-f392-71bc-8b9d-405e0ef149f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019332
StatusPUBLIC

Content hashes

Canonical text1608f60666604e816191ba63eeff7fa0f5cf6de745d337adb336c2833a4c94da
Markdown1ba2ee1a3054e17ff110bd18b9148c0d5efaab74d110f171669715437b4546de
PDF
Publication pagebb07ad72720e335e312e882646683a9013ac3d3d95712c8b5ba889678c3a01c2
Manifest812644f6e978a89f4e181bcdf883931b8428dcbf36dbdd3928c5a1fdbb5134a6

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
SignaturehDevXxjW1a0sd/B3sTKYxT3D+neXsegE5IZCLsvXyBVIF3sb83oO4W88uIhjtfNFInZcZhgGKispUj2EFwVKAg==
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

2026-09-17T11:58:42.009827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019332
observed bb07ad72720e335e312e882646683a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.990605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019332/manifest.json
observed 812644f6e978a89f4e181bcdf883931b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.972799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019332/publication.md
observed 1ba2ee1a3054e17ff110bd18b9148c0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.955550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019332/publication.txt
observed 1608f60666604e816191ba63eeff7fa0...
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.