OpenTechnical

OT-2026-000102437

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed blow-off after set-down, on a tool changer

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-2026-000102437) never changes.

Identity and time

Publication numberOT-2026-000102437 · never reused
Internal UUID01a0aea4-8589-7774-b21b-c4dddc556436 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102437
StatusPUBLIC

Content hashes

Canonical text9c2a92022c5aa67731b28c5a56bc9916ddaa2dec3bf2ff0b6dad65b9ad4ec437
Markdown8c76b38cf833d1988f6b4cde2a25f3e47dd1086fb2390c0f80900252b00ef7be
PDF
Publication page0d67050b7000717c7252c12d74a7e240215a3dea5ee3e022f48e75fe222ebb84
Manifestb7d200fb58b80b6ff1ca0738c7602ac07a2d621a8e2a6f2d2ad18ee109ea1abb

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
Signaturegyx0mDua6Q1IJeXUYGo7WP9AHujE8LQcbWmTEgDqTLbcbL9IjVzHXOMpCvAV9q+4pYUXxERUhtCgtGyXU5pICA==
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

2026-09-17T09:23:46.984765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102437
observed 0d67050b7000717c7252c12d74a7e240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.968396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102437/manifest.json
observed b7d200fb58b80b6ff1ca0738c7602ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.950275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102437/publication.md
observed 8c76b38cf833d1988f6b4cde2a25f3e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.932171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102437/publication.txt
observed 9c2a92022c5aa67731b28c5a56bc9916...
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.