OpenTechnical

OT-2026-000065137

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000065137) never changes.

Identity and time

Publication numberOT-2026-000065137 · never reused
Internal UUID01a0ae8e-1df9-706c-a3d6-d3b500f86abe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065137
StatusPUBLIC

Content hashes

Canonical textf176e80cb21916967dd2ba2809c5656cb668d6683e00a8af7440105b15258a31
Markdown055a926e7a1441c39ab0a382633eee1651b65b5c40ff71b8be6b96aced50b3c0
PDF
Publication page0a898956f4f313fdf18d3581cfd23db11b0df7207026b62f92f8c55ace2fbf42
Manifest1f9c83bca8d9c9c8230684c6ccae8ed3f7ae0c54d9421c714f094ebcb7e462c6

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
Signature9Fa6Y836TL3taTzsRG90eazolRzqHwoSIxv2tvSv1TMptvlEtrEtK8bn76MS3pE1abcEx6mERu2VjuccdFYLDw==
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

2026-09-17T10:34:58.127783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065137
observed 0a898956f4f313fdf18d3581cfd23db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.109281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065137/manifest.json
observed 1f9c83bca8d9c9c8230684c6ccae8ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.089333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065137/publication.md
observed 055a926e7a1441c39ab0a382633eee16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.071550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065137/publication.txt
observed f176e80cb21916967dd2ba2809c5656c...
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.