OpenTechnical

OT-2026-000044473

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000044473) never changes.

Identity and time

Publication numberOT-2026-000044473 · never reused
Internal UUID01a0ae7c-39d8-7680-938b-3d6feea9248e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044473
StatusPUBLIC

Content hashes

Canonical textca837f43ac106f6498b638d19bfe42a585743898250c2a6b9e99c5c24a5c7dc9
Markdown7c39ee42da9e81a7a3560d7de816cfb40894ea99a9dfeee9661ab23b66aaadc5
PDF
Publication page19e5b16374a41204077419071dfa4391ca3223e8369ea8122197a15910e09622
Manifestaf4146d7fd0c46b9eda8259befb4815f8145f3040045e88614736319cec3f94a

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
Signatureu6PB9ea4HSMBDfWkUiLk7Sq84a+yCyQofz0cobDbNRmZo3lNQegZBf5MMd4fe9xVF3qcwjw0kMljWMrnQjiDBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:53.720330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044473
observed 19e5b16374a41204077419071dfa4391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.578139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044473/manifest.json
observed af4146d7fd0c46b9eda8259befb4815f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.561022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044473/publication.md
observed 7c39ee42da9e81a7a3560d7de816cfb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:53.544682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044473/publication.txt
observed ca837f43ac106f6498b638d19bfe42a5...
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.