OpenTechnical

OT-2026-000098543

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000098543) never changes.

Identity and time

Publication numberOT-2026-000098543 · never reused
Internal UUID01a0aea1-e966-7181-8e29-0c6c633467e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098543
StatusPUBLIC

Content hashes

Canonical text90140febac97758bbb2af2279375482e357fa200888a16a41b6baf54a3d47131
Markdown0bb9dba50f5ff887b72d3e774cf257710801a1cb5f3be2e0a57c330889758bdd
PDF
Publication page29c5e7b26ce91c7916ca4ac623427512369cd3dff0030dcb45edefcfcc1ef449
Manifestfc3e76f44057953e62229fd2ffe28f7caa5c10e44208cee97a0499b2ddd141c9

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
SignatureDzgNfetN9lPl4fb/tcDG0UeD3/0++/SlEE5y1B0A/BdpjzUlBKUrnwhIA9nchXeSh8n5M0KszcjLMqX6ue71Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:25.453110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098543
observed 29c5e7b26ce91c7916ca4ac623427512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.432182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098543/manifest.json
observed fc3e76f44057953e62229fd2ffe28f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.411567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098543/publication.md
observed 0bb9dba50f5ff887b72d3e774cf25771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.392368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098543/publication.txt
observed 90140febac97758bbb2af2279375482e...
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.