OpenTechnical

OT-2026-000050433

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000050433) never changes.

Identity and time

Publication numberOT-2026-000050433 · never reused
Internal UUID01a0ae82-5c48-70e8-9642-6413f646e98f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050433
StatusPUBLIC

Content hashes

Canonical text7000cd6e6b2e9b3d01e1556ab030e64cdd08bec6f793d7258b4e28a934baa0b2
Markdown1568aaf3f6107791c47b11429af99a49b503a963675770976db50b3510380b20
PDF
Publication paged363fdaf91dd41fb3e26a86fac357f8f3043ea6eab73445e5903485af400f6cd
Manifest8a503eb833b496b69eea3b13e81f6bd141e0af9296ae0ca25ff4128bbce9c22a

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
SignaturenRnvxUJrcypoWbpL0dkaQcZSi5ITekr+/VfjaWUGegs4wH52ETGo970ekMg3qhRFwa2IUQCIsF2eE+eT5r0hBw==
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

2026-09-17T11:01:28.745670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050433
observed d363fdaf91dd41fb3e26a86fac357f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:28.729404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050433/manifest.json
observed 8a503eb833b496b69eea3b13e81f6bd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:28.712324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050433/publication.md
observed 1568aaf3f6107791c47b11429af99a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:28.695569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050433/publication.txt
observed 7000cd6e6b2e9b3d01e1556ab030e64c...
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.