OpenTechnical

OT-2026-000060976

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000060976) never changes.

Identity and time

Publication numberOT-2026-000060976 · never reused
Internal UUID01a0ae8b-12f3-7f09-b70e-ca0cc25aec61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060976
StatusPUBLIC

Content hashes

Canonical text93aa266c7ee96f9d26ee6f7ebca42cf6c398e22aab048ec2f93471a39101b7a6
Markdown0490a5922c76485d449342733072c55fcfa6ca3f3e13ba463f04a2144f631743
PDF
Publication page8dbe077151d01a211605769d5cba638de7bcb9902bb49696fe1197f756544a02
Manifest50a0700633ea2d450f7a6879288d025848e989aa23e77df8ae8516d386514c17

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
SignaturewD+HAY4cCxVK+5ojngMeKAurpxu+eWblvLg78YC+E2k8mQX04Gg0eNkvBGnuFyfg/Vhq41gamYecx7TC4XEHAA==
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

2026-09-17T10:42:15.572198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060976
observed 8dbe077151d01a211605769d5cba638d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.555495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060976/manifest.json
observed 50a0700633ea2d450f7a6879288d0258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.537535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060976/publication.md
observed 0490a5922c76485d449342733072c55f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:15.519922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060976/publication.txt
observed 93aa266c7ee96f9d26ee6f7ebca42cf6...
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.