OpenTechnical

OT-2026-000026574

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000026574) never changes.

Identity and time

Publication numberOT-2026-000026574 · never reused
Internal UUID01a0ae71-f4a9-7a0d-bf51-bf2f31595d37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026574
StatusPUBLIC

Content hashes

Canonical text9ba40782bbaa61452b26b9d570119ed6570103d322716b5d0d4a08ecfe76fc6a
Markdown9f4db8de8d7ae882b9c941d273bc2fef06e848d2f01f4e609134b2de1654c3c9
PDF
Publication page64a8f4812870c6505bceb0e7e735b6d47138fda94b8ebac409918c252c22f2fb
Manifestb9ee4f809b396604b52b38ff9366c3b6329a2c765a973734f5f50a38690dd518

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
SignaturemLFFjCkKvsK/Ffa5N2QEAi6aFpgdP5ZoiX/TfuZDC06JBCpl+ll6TKdb+oWWvh0giiyS9LxJU270f0dlh3rmBg==
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

2026-09-17T11:45:37.993627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026574
observed 64a8f4812870c6505bceb0e7e735b6d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:37.950273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026574/manifest.json
observed b9ee4f809b396604b52b38ff9366c3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:37.930900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026574/publication.md
observed 9f4db8de8d7ae882b9c941d273bc2fef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:37.785133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026574/publication.txt
observed 9ba40782bbaa61452b26b9d570119ed6...
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.