OpenTechnical

OT-2026-000041261

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000041261) never changes.

Identity and time

Publication numberOT-2026-000041261 · never reused
Internal UUID01a0ae79-b143-7b96-98e0-5cf891f56545 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041261
StatusPUBLIC

Content hashes

Canonical textd00a3450bb1f670362b8270141109d09a07c4555fe06af1c02a23d7e0629a4be
Markdowna877f4380978214fef0a2001794a1bfc245ddcced5a441b7331a175b8ea7b64e
PDF
Publication page6623844d153bee0b925c0a5aaa6570d621b53d946a511e9ee75da08c96c2839b
Manifest5930e7f17d8bfe2d8cca863ef027291c52401aa00211becad92d4b1151ec59de

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
SignaturejVuUpcHSvx7F0SGKAo6KZAr6W+SJvgbVif8fV8Odi6WAbyvOjH03yxiv9bQLohWdyWWUYo02IEOrwkNEfnRUDA==
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

2026-09-17T11:17:14.028437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041261
observed 6623844d153bee0b925c0a5aaa6570d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:14.009090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041261/manifest.json
observed 5930e7f17d8bfe2d8cca863ef027291c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.990913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041261/publication.md
observed a877f4380978214fef0a2001794a1bfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:13.972484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041261/publication.txt
observed d00a3450bb1f670362b8270141109d09...
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.