OpenTechnical

OT-2026-000041737

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off 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-2026-000041737) never changes.

Identity and time

Publication numberOT-2026-000041737 · never reused
Internal UUID01a0ae79-e8a1-724b-8eba-6f5c9770176d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041737
StatusPUBLIC

Content hashes

Canonical text5456250d628c446ed103b30a94c9020c40e43c5374617a02caa304c48ac3a782
Markdown15bfd169178ade7b94b6cc0aaab61507c9ed8e3274b2356a7ddf2f6ceff43709
PDF
Publication page0e48f65c18007274abff577a4ff85b74dcfb721103e862134b3dc1b777bbebd5
Manifestdafb2651f6155cc8b020a0ea761ea4d9eed855fcfd058b3cb6a69b334e8963d8

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
SignatureDaNHFg6U6z0E+nXSIrpuXCp8BG9kJYKfiXKV85kIpmuf9W/8BT6o8E6QBdci4bTgN9QyUWr1NWqUf02pLRO9Ag==
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

2026-09-17T11:16:34.733302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041737
observed 0e48f65c18007274abff577a4ff85b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.714462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041737/manifest.json
observed dafb2651f6155cc8b020a0ea761ea4d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.696050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041737/publication.md
observed 15bfd169178ade7b94b6cc0aaab61507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.679405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041737/publication.txt
observed 5456250d628c446ed103b30a94c9020c...
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.