OpenTechnical

OT-2026-000095163

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000095163) never changes.

Identity and time

Publication numberOT-2026-000095163 · never reused
Internal UUID01a0ae9f-8f6e-74cb-9a20-81efe1aaafa9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095163
StatusPUBLIC

Content hashes

Canonical textbbe12bb923baf4bd858cace9c9c0733cced9b4161426a580dc2790214a238c69
Markdownf2992d061cc835b9a95abbc3a25dad81e3bc6dae257d8f6ecdbd5d6cb0d9d6f0
PDF
Publication pageafeeb3a62814b3b303fa260e00d58a9683299f908125ac043c5fcdae1befe4bd
Manifestfe42c70499712b6fa1c56d63f2c8f40dd93e03930b3701279960ec6c1f78a684

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
SignatureQo0wECxgjc0P5r+CnONQa3nMT8hr2egfgD47/oaDLkpXtGCeD3dpObnU0729PgAm5Yqu+K+LZPqEBvi7DTgcAQ==
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

2026-09-17T09:36:27.944478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095163
observed afeeb3a62814b3b303fa260e00d58a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.927292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095163/manifest.json
observed fe42c70499712b6fa1c56d63f2c8f40d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.910856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095163/publication.md
observed f2992d061cc835b9a95abbc3a25dad81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.894474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095163/publication.txt
observed bbe12bb923baf4bd858cace9c9c0733c...
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.