OpenTechnical

OT-2026-000033946

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000033946) never changes.

Identity and time

Publication numberOT-2026-000033946 · never reused
Internal UUID01a0ae75-df0b-757e-a21a-d99676cbfcfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033946
StatusPUBLIC

Content hashes

Canonical text811f0b2b4c136d7f4b3e756cc4365a9112c71b73f066263f7cfebffe0937fc5e
Markdownaeb67212231e72795cf076fdcae4c0ce6b1a0b804d03f6d8ea69d8d7f52bb613
PDF
Publication page6242459bf070afe5e2d8768ec328ab1d4a516c19a39298762c4b20e67ce46bee
Manifest2472528107f04af25ab79099bda73b9ef57c7ffec162f4a8b17c14b1ca701f64

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
SignatureJBBBaNslgoZ6Ky7qz3ivdWmC7CQVlQG3KhCDbi/mozFg6KOY4SHYVrbmUGL9x7bQsRv3Zes/1d9ip7vChW5bAg==
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

2026-09-17T11:30:03.222709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033946
observed 6242459bf070afe5e2d8768ec328ab1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:03.203927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033946/manifest.json
observed 2472528107f04af25ab79099bda73b9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:03.186279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033946/publication.md
observed aeb67212231e72795cf076fdcae4c0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:03.163711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033946/publication.txt
observed 811f0b2b4c136d7f4b3e756cc4365a91...
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.