OpenTechnical

OT-2026-000032662

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000032662) never changes.

Identity and time

Publication numberOT-2026-000032662 · never reused
Internal UUID01a0ae75-1070-7a78-b15c-b09e7f9a70ac · 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-2026-000032662
StatusPUBLIC

Content hashes

Canonical text4e34f585c18b50057f061db898eb78aacbc4d897417a4a3da15aa4b4a7a2ec91
Markdownf6d447d6501962099109f454c3525f241ab5c6273f32a4efa3c8c7ad23615d7d
PDF
Publication pagea6307d73fa219da14526face5a7ad6f711b76fbf9414d54a665625eda308170e
Manifest9b4981f0f75753d98f2d7bca7122b3231094775a66e2f3fda94f64aedfb8f08d

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
Signaturetc3EeegztXCEsijiSsGbX/R7/9XWny57GG95w0WF8eNAjiI+OyrwDNY+/77Q2iC0SZDVStESGMrbNzGCa7tQAQ==
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

2026-09-17T11:34:15.586473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032662
observed a6307d73fa219da14526face5a7ad6f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.568324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032662/manifest.json
observed 9b4981f0f75753d98f2d7bca7122b323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.546682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032662/publication.md
observed f6d447d6501962099109f454c3525f24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.528388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032662/publication.txt
observed 4e34f585c18b50057f061db898eb78aa...
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.