OpenTechnical

OT-2026-000038759

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000038759) never changes.

Identity and time

Publication numberOT-2026-000038759 · never reused
Internal UUID01a0ae78-769e-7818-a0a0-ca795a561e52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038759
StatusPUBLIC

Content hashes

Canonical textff2ce0117ac16da5616d9f3d5734b4b5ebdbb04d1fcdbef62cfce56327d2c2ab
Markdown846e9acf5318652ecf986431ce7ca243f60f423f311dc0e646ea804998a4c63c
PDF
Publication page5d9f384e550ebd59f30346aa8bf6520eeb20761151c0bc1fb5f99a19c33f5b10
Manifest4c6f684df0049e7b1a02c182b30720676a05ed93fb3afb4f2a8260a182d4a3c9

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
SignaturegeCT+HEyOni7y57pPS6SdRbpEIiPMM3smhULBH9wkOm9I1lSTOJSzkWqSXHIIlo/jH2HB1HMdoLG0mTnf4FBCQ==
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

2026-09-17T11:21:17.884009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038759
observed 5d9f384e550ebd59f30346aa8bf6520e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.864384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038759/manifest.json
observed 4c6f684df0049e7b1a02c182b3072067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.842912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038759/publication.md
observed 846e9acf5318652ecf986431ce7ca243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.825701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038759/publication.txt
observed ff2ce0117ac16da5616d9f3d5734b4b5...
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.