OpenTechnical

OT-2026-000067841

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000067841) never changes.

Identity and time

Publication numberOT-2026-000067841 · never reused
Internal UUID01a0ae8f-c4fb-7dfc-b5e8-fbfc6b1c2c25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067841
StatusPUBLIC

Content hashes

Canonical textdb0c9eb79b8c81611a8c942ad420e497a2aa5e987db253a94eb3028e6197f104
Markdown3549a097bb08f3f8cecf07640777c4aab989e6dc171ade9120f5320030aa9241
PDF
Publication page2a0c9aadb5a29f4b5fee9b16dd25fe3d4714a2bbc107372a1625bca92eaf436d
Manifest8768661793719cbcb018bcad8395ac8ae42df05355f7e9ab817e3a03c4469fd9

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
SignaturekxGceN61SY13vQfbcG0yLfq2xmrYwVawAJfAjEefGU46fVIIOupeZPetuqG2ezTvQi/iE33lNve4PU1KqSdWAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:05.837631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067841
observed 2a0c9aadb5a29f4b5fee9b16dd25fe3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.819969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067841/manifest.json
observed 8768661793719cbcb018bcad8395ac8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.799309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067841/publication.md
observed 3549a097bb08f3f8cecf07640777c4aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.770953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067841/publication.txt
observed db0c9eb79b8c81611a8c942ad420e497...
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.