OpenTechnical

OT-2026-000038903

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three 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-2026-000038903) never changes.

Identity and time

Publication numberOT-2026-000038903 · never reused
Internal UUID01a0ae78-769f-714d-bb2a-2f56083f1e6a · 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-2026-000038903
StatusPUBLIC

Content hashes

Canonical text6beb2191836a18ad3abaa0008fd76b8e2c977fd02609f59f0a5a33d9ac2e46b1
Markdown7e35fb3795918fb764e65b0b3eef81d44a825ae87c47fed66b351cf6f12b0c4a
PDF
Publication page42304a0e9b17a3854ce4a35c2a5b53a22aca732d72adb63f11c6b9a88784e224
Manifestc833f66535fcefe483c0bb4c8bb32d85000b994a83c102d271ac64291084183d

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
SignatureqNHYJZRIs0uAicjnDm8XizR1EABoa8wJHoyc0BdBhkk5MSrsRHCBU7xE/DIlQTMhnvn6MKwm3opRbqq4FcqSCg==
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

2026-09-17T11:21:34.414300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038903
observed 42304a0e9b17a3854ce4a35c2a5b53a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.397843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038903/manifest.json
observed c833f66535fcefe483c0bb4c8bb32d85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.380612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038903/publication.md
observed 7e35fb3795918fb764e65b0b3eef81d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.362504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038903/publication.txt
observed 6beb2191836a18ad3abaa0008fd76b8e...
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.