OpenTechnical

OT-2026-000066916

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000066916) never changes.

Identity and time

Publication numberOT-2026-000066916 · never reused
Internal UUID01a0ae8f-14fd-7fb8-8150-271f877b6757 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066916
StatusPUBLIC

Content hashes

Canonical text6a6b93c0eeb2d308d7293f933318c23cffb4db6f9592c3bccfceaae1e67d5269
Markdownf96214b1d9e1ab9adcdc92991f4ec1fa60393f457001a46e36c23978c980d636
PDF
Publication page594f7bd41837b82ab437c06ee444506ddfbca6d758afa66ccdf3639697cf74f7
Manifestddd32e27d94989465666961597d409e8f24c6efec5e7dd018e7004f413452783

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
Signature8mPMD93eBoBcFTyxMt3gDjuj+0oUz4PplG2A0hdFxKrfdaCdyspMunitKrfgxbbjPJYDfHutzHcyX5OJP+lvCQ==
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

2026-09-17T10:32:07.378785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066916
observed 594f7bd41837b82ab437c06ee444506d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.362795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066916/manifest.json
observed ddd32e27d94989465666961597d409e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.346555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066916/publication.md
observed f96214b1d9e1ab9adcdc92991f4ec1fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:07.328983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066916/publication.txt
observed 6a6b93c0eeb2d308d7293f933318c23c...
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.