OpenTechnical

OT-2026-000082083

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000082083) never changes.

Identity and time

Publication numberOT-2026-000082083 · never reused
Internal UUID01a0ae97-4d93-73e5-8aef-f9a26a389e40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082083
StatusPUBLIC

Content hashes

Canonical textba3cbcd61bade8c546a7590c26fa6a91700787d68ded199cee091b5995485351
Markdownedf3e98bde7dec88f23fa0f719b343d7bc60b5407bd88cf62018ef2f16e66c8a
PDF
Publication pagefe9601196c132bf552e35d8d9281c2689dd351e94a0fb57121275de207dc0513
Manifest12dec9ecb13e4b71473534b5c73b0be3e29fbf1dfd85a13a8e0f5e3e7b3ec8a7

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
Signaturehs0cKH03nglRaWvTEAz73QTYLbsZsfo1amv6ftwDiirNGQ4rYWDOEOCspwxFbac+GLE+PHbIWZKF6EQPsxLjBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:53.320486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082083
observed fe9601196c132bf552e35d8d9281c268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:53.302021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082083/manifest.json
observed 12dec9ecb13e4b71473534b5c73b0be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:53.282859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082083/publication.md
observed edf3e98bde7dec88f23fa0f719b343d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:53.266718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082083/publication.txt
observed ba3cbcd61bade8c546a7590c26fa6a91...
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.