OpenTechnical

OT-2026-000066590

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after set-down

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-2026-000066590) never changes.

Identity and time

Publication numberOT-2026-000066590 · never reused
Internal UUID01a0ae8e-ce41-74f9-8059-8e7ecbe55c18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066590
StatusPUBLIC

Content hashes

Canonical textd9adf55fd3683baddf6a15c47249d7f20feb516d49c4ac20c1658f5781505127
Markdown47be05fe6aab3bbdd873d495cc4500bae1970c046bc79a29b17ae0410f63569c
PDF
Publication page160da28abe37a41e324f44e0bdc211dd873785b732467aa2bfa07a4864621616
Manifest922063231afa6c3360846c40bf3ea8a3f82d0f2ca5c59cab46d3a14b99a8ca3f

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
Signature0T8Eu72CDgIvTgBwRjGxfCs+02Yi6cuJMTnnmftRyfEBA/5PzlW7wz7FXGgZfI4aXgWqx38q3LpEqF6FmkkqCA==
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

2026-09-17T10:32:51.986984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066590
observed 160da28abe37a41e324f44e0bdc211dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.969478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066590/manifest.json
observed 922063231afa6c3360846c40bf3ea8a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.952435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066590/publication.md
observed 47be05fe6aab3bbdd873d495cc4500ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.935092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066590/publication.txt
observed d9adf55fd3683baddf6a15c47249d7f2...
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.