OpenTechnical

OT-2026-000032292

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000032292) never changes.

Identity and time

Publication numberOT-2026-000032292 · never reused
Internal UUID01a0ae75-106d-752f-8583-95fff3b9fcc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032292
StatusPUBLIC

Content hashes

Canonical text3864ad37a4d40ef1bcd1a5e7c8c71b5fff455e983061ca76883ba47c89788061
Markdownd15a915dc74cf5fca674abcfb4b60e1ae8f9b7f8ea2df22625e72796d3c79c0b
PDF
Publication page8f39b9cdda580cf88f66518414310e0ced3b61d7d18cfe04c29f435066dc8e02
Manifestf2801ad108bdc6192bce57e072d81fbb7b356f49d1cb9fd4350de06ec5611d6a

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
Signature2GcqFvBWdM91JIhVTLRc7qTPy42U5DxSxSi6a2ldeo0nW+32TyO/PPR6vLV9Di1+U1A2P/l96kaFGUh7jb52Cw==
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

2026-09-17T11:33:07.122235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032292
observed 8f39b9cdda580cf88f66518414310e0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:07.100915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032292/manifest.json
observed f2801ad108bdc6192bce57e072d81fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:07.082430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032292/publication.md
observed d15a915dc74cf5fca674abcfb4b60e1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:07.064260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032292/publication.txt
observed 3864ad37a4d40ef1bcd1a5e7c8c71b5f...
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.