OpenTechnical

OT-2026-000041466

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000041466) never changes.

Identity and time

Publication numberOT-2026-000041466 · never reused
Internal UUID01a0ae79-b145-7d27-b47b-eb1dd21ef6b9 · 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-2026-000041466
StatusPUBLIC

Content hashes

Canonical text7ca6eb355ade88e2008e342ae3c5daaa546be60a0028b0b12864ed49fcc87c52
Markdownea3bff59501c478848dd5764285eb4f27274be80aa00257a24292a5bd7f66f6a
PDF
Publication page355c7d6ec909f73d8d351c57b055141e63905a361b02dbb43efebc1a9812c557
Manifest965f235e0fe4dfb77ec98182a7d9462ca3961d610118d531ce615f0b82b2115f

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
SignaturefL4HHmI/ncXhjPKNEPirNhQx35lVqY6qKS8dQ0GO98pmKd2BR44nHKhz3AqIwW5DhZmQ3OmMLrxkB8vyPZo7Bw==
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

2026-09-17T11:17:29.664026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041466
observed 355c7d6ec909f73d8d351c57b055141e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.646745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041466/manifest.json
observed 965f235e0fe4dfb77ec98182a7d9462c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.626633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041466/publication.md
observed ea3bff59501c478848dd5764285eb4f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.610870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041466/publication.txt
observed 7ca6eb355ade88e2008e342ae3c5daaa...
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.