OpenTechnical

OT-2026-000054368

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000054368) never changes.

Identity and time

Publication numberOT-2026-000054368 · never reused
Internal UUID01a0ae85-b3aa-7bf3-8489-3832d4fe7728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054368
StatusPUBLIC

Content hashes

Canonical textb75d59b37591b3066c10b8f80b99f47ed4cb92bb64090b39f08ea314d67a6176
Markdownae5c86fdb8d692f03fa1e3bd30d0381a05b65bb911293134571460e93bbe8cce
PDF
Publication pagee0f59840703a02ed14031e1cb0553703cff9cb61b2cabcf08a333d740ae4c8af
Manifestfdd8b34d7c6367f8948ac61f5114d6f5c9057f3df24eef96e7ca23520aba000f

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
SignatureKkp2z9YZCRjHmzC3vXzPjiAhK5GBhDB8kpvVTsVuxK/4pOg37d3uhbX1AJM9Y8AkFiHh8Yxkk9qZrlVym9CGDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:53.738613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054368
observed e0f59840703a02ed14031e1cb0553703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:53.719975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054368/manifest.json
observed fdd8b34d7c6367f8948ac61f5114d6f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:53.700740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054368/publication.md
observed ae5c86fdb8d692f03fa1e3bd30d0381a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:53.680767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054368/publication.txt
observed b75d59b37591b3066c10b8f80b99f47e...
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.