OpenTechnical

OT-2026-000103122

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000103122) never changes.

Identity and time

Publication numberOT-2026-000103122 · never reused
Internal UUID01a0aea4-be3e-7773-b7f8-4a007e94db7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103122
StatusPUBLIC

Content hashes

Canonical text32971d75ce41fa5404d2f667c0e4ae123a6c39af2c1962244e3dc2ae28727638
Markdown19ea3c9bf47f8ddba05d09d7fa8f5ccea890cf27ed147fdbca93797c17a94fa1
PDF
Publication page8ce3665c607e52b9ab0b53caacf7d82f310facd60baea0eb92b43d4ab7c012d4
Manifestcbf815a80e16152b12227f58a86d67449580798e56ea7499bc50a68c83141c34

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
Signature/AqpcXqItJtc0HX7YM2hb73QXxuDfCj9axjRu+HXI6WH7ZK9NEMo38tIjUoKySpkQk+tLW9DCX7M67rMXdEcBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:15.314791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103122
observed 8ce3665c607e52b9ab0b53caacf7d82f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.296711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103122/manifest.json
observed cbf815a80e16152b12227f58a86d6744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.279959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103122/publication.md
observed 19ea3c9bf47f8ddba05d09d7fa8f5cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.262792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103122/publication.txt
observed 32971d75ce41fa5404d2f667c0e4ae12...
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.