OpenTechnical

OT-2026-000009639

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000009639) never changes.

Identity and time

Publication numberOT-2026-000009639 · never reused
Internal UUID01a0ae6b-7563-7d10-a956-eaad6a8a6198 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009639
StatusPUBLIC

Content hashes

Canonical texta6a1a246433dd21163c57ab72d5c4bbcee904a13671ae7a6519ba27ad3401a1f
Markdown6b2746596c49f50e4057c12e5795fec88df76335b99b4785a3b69b8d07e62d6a
PDF
Publication page47fb6b7a1e80245eb8ff81e285b8f1b2e119c1df1a69441480b86a9b3ddbb941
Manifest8d4ce519e4315d13424c2d9bd322e2179c4df4c2d04cce0078cf7bc284de8b98

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
SignaturezU0fX7CQfUICh5DgOEliUJMklKeG8e/v8SZ4I3U/I28gSoFkQPJMqmM4H3vDK35j6wIzg15OStP9obqGx9AnAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:06.155892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009639
observed 47fb6b7a1e80245eb8ff81e285b8f1b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.134123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009639/manifest.json
observed 8d4ce519e4315d13424c2d9bd322e217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.115581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009639/publication.md
observed 6b2746596c49f50e4057c12e5795fec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:06.093427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009639/publication.txt
observed a6a1a246433dd21163c57ab72d5c4bbc...
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.