OpenTechnical

OT-2026-000050366

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000050366) never changes.

Identity and time

Publication numberOT-2026-000050366 · never reused
Internal UUID01a0ae82-5c47-7b6d-a5ea-b353abb5931f · 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-2026-000050366
StatusPUBLIC

Content hashes

Canonical textb482f6eb86b15971110c0be3e6fa99c8fe7c37831b3a1754c5a7e8b9559fcbfa
Markdown9fca2fd37e956e71b8b72752eab96f5bbdb7624318fc85295d88f4b8e897b266
PDF
Publication pageef8550177404ae355046bb9ed1bef6dc6d7d19b1d0db4169697e5508726126ed
Manifest7f1e472fa7ed6f9a2a21fb12da6014e7278091a56d17b506858428eab7cdce43

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
SignatureJ61yMRVWsUJkHzs8IpmHBSivdgq9QSaK6+JYMxabsu6MwcBNdGD4UUrdPXfyytKOJSKP/214OD1wEwt+cHkBAA==
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

2026-09-17T11:01:23.971471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050366
observed ef8550177404ae355046bb9ed1bef6dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.953996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050366/manifest.json
observed 7f1e472fa7ed6f9a2a21fb12da6014e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.935001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050366/publication.md
observed 9fca2fd37e956e71b8b72752eab96f5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.917955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050366/publication.txt
observed b482f6eb86b15971110c0be3e6fa99c8...
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.