OpenTechnical

OT-2026-000060152

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off 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-2026-000060152) never changes.

Identity and time

Publication numberOT-2026-000060152 · never reused
Internal UUID01a0ae8a-5a71-78f3-b35e-64253d085154 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060152
StatusPUBLIC

Content hashes

Canonical texta23b07965c344fa4b4d561bae95111be81df900d7ec262cc2add7edea95fcd97
Markdowncf4ab2411c8a196facc176dd2491c0522d739fd6cdeebd90557e8b4204186000
PDF
Publication page4fa8c757450845869c3999880d94c81ab65ebbd66ef8d4549938f090c8489258
Manifest70f145fd1a392862bf46983db53d49ae0e6d5b899990fa57aba24ba1cebb3962

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
Signaturentqdubs4QNFQqRH1d2G9SvDlI0aAVQ67n1llLc2T3AzgSnFNdQcdv9uOH7BvcShxd8fYHhKcW1/9vwYT4edyDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:48.683148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060152
observed 4fa8c757450845869c3999880d94c81a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.666779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060152/manifest.json
observed 70f145fd1a392862bf46983db53d49ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.648832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060152/publication.md
observed cf4ab2411c8a196facc176dd2491c052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:48.630267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060152/publication.txt
observed a23b07965c344fa4b4d561bae95111be...
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.