OpenTechnical

OT-2026-000010379

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000010379) never changes.

Identity and time

Publication numberOT-2026-000010379 · never reused
Internal UUID01a0ae6c-0ee6-7efd-b2dd-a78875a9dab7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010379
StatusPUBLIC

Content hashes

Canonical text8e0b4a6f3083a904b0ecc18b8e202b38534e12a91ed71f3c7ea9a3167b14189f
Markdown60562f3f5fcc94ae14dccf2a6cdf4533eace0a03ed6bbbbdd25efb542b4b83a0
PDF
Publication page901c8efb685e350889753908d400d88bc539839fd4d737058a73e5dc35323b5d
Manifest22ed343a97c24fd190b1039374c917df51f4fb98f74a22ae03e5f2f2ba7eb0ac

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
Signature2iLPKpzbbz5qZbdSfiEzVhamW3hg6vU+mmxj5EFZelQxg/tHaURLtk01cBN4JWxSd067QM4SLt0nSCHMr0wrAg==
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

2026-09-17T12:14:29.715781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010379
observed 901c8efb685e350889753908d400d88b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.698281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010379/manifest.json
observed 22ed343a97c24fd190b1039374c917df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.680690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010379/publication.md
observed 60562f3f5fcc94ae14dccf2a6cdf4533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:29.663311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010379/publication.txt
observed 8e0b4a6f3083a904b0ecc18b8e202b38...
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.