OpenTechnical

OT-2026-000059671

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000059671) never changes.

Identity and time

Publication numberOT-2026-000059671 · never reused
Internal UUID01a0ae89-ec24-7b9d-a159-15cd0ee901c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059671
StatusPUBLIC

Content hashes

Canonical textad97933f2ad40eb349cad6d484c70ea3f7ce3eeff84f1e12cbe20f5514f29e60
Markdown9d926e9d12b8a3b50d8426f6220aecbdd8c8068aea8187024314b399e2681204
PDF
Publication page8bd4fb03dce84a981c57c7dec64c854706cd8ccff828abe83cdf4c3d14e480bb
Manifest3bdebfa3d72879b419cdbedd0b31f6bee886b1936fad94b5f0856eaf4d3b04bc

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
SignatureO7UoSOqEzS0+XV3kzAJCEFJY6UvuLrJXDL8uTZ5X7qtWzW2LNXKeifyPd9stBFIZjCWpD3fx+ktaSf0AWt0lDQ==
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...

Independent retrieval

2026-09-17T10:44:22.344454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059671
observed 8bd4fb03dce84a981c57c7dec64c8547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:22.325963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059671/manifest.json
observed 3bdebfa3d72879b419cdbedd0b31f6be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:22.310798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059671/publication.md
observed 9d926e9d12b8a3b50d8426f6220aecbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:22.294247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059671/publication.txt
observed ad97933f2ad40eb349cad6d484c70ea3...
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.