OpenTechnical

OT-2026-000094429

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000094429) never changes.

Identity and time

Publication numberOT-2026-000094429 · never reused
Internal UUID01a0ae9e-f4e7-7866-bae8-fae5e79cdba2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094429
StatusPUBLIC

Content hashes

Canonical text2744efae3c0c112db240cd1652ce95bcaf36c1eaea5e738dcb58258f6abd2da3
Markdown7faa8b3ee1cbc480eb6f452c76b173b3f6dab5da0bdeea221fb1d325482c7ac6
PDF
Publication pagecd0c85ab5bd09e09c64a4e00980958d893461971a835bb40313a5ef1c09cad45
Manifest99e3c7e9b7e54229bbb814a8e736cc7baf8d9c06ae71c65167c440026ed08209

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
SignatureJfifHxmDOK0REHvz0abQzlkw+lVzCCYfyF/kFnpQSnleYmkPQeHbxaQPRsmWcv50opf8hjVWhTdJ27/biQXwCQ==
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

2026-09-17T09:37:50.544656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094429
observed cd0c85ab5bd09e09c64a4e00980958d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.522770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094429/manifest.json
observed 99e3c7e9b7e54229bbb814a8e736cc7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.505144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094429/publication.md
observed 7faa8b3ee1cbc480eb6f452c76b173b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.485330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094429/publication.txt
observed 2744efae3c0c112db240cd1652ce95bc...
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.