OpenTechnical

OT-2026-000059956

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000059956) never changes.

Identity and time

Publication numberOT-2026-000059956 · never reused
Internal UUID01a0ae89-ec26-7bcc-b708-d353aa4aea2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059956
StatusPUBLIC

Content hashes

Canonical textce02eb0b1b239e70df314c2d823cf895d70807358913f92db6c6b8b8eafdbd2a
Markdown50c45f251b91810475f6117c5d3382643756ea46307490abf306f48ff4a40793
PDF
Publication page988a0df49940536b4910986fbab8858e94ac922cbcc2f711f048950028d39a31
Manifest97b752f5f8ef19f4ca25317d92c96f4a26120a48ad5d8abda9d8aebc04b25347

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
SignatureLyIhbE6GSZF7lvJK4RVzygYkjNgwBd67A9XLbejjr84SXLwWNG4AtJ0hMNbj7UpF0p1GzWVH7yvgVznhaPLDBw==
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

2026-09-17T10:44:44.283160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059956
observed 988a0df49940536b4910986fbab8858e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.264756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059956/manifest.json
observed 97b752f5f8ef19f4ca25317d92c96f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.246654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059956/publication.md
observed 50c45f251b91810475f6117c5d338264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.228344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059956/publication.txt
observed ce02eb0b1b239e70df314c2d823cf895...
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.