OpenTechnical

OT-2026-000030240

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000030240) never changes.

Identity and time

Publication numberOT-2026-000030240 · never reused
Internal UUID01a0ae73-e500-7331-829d-2783e13bcdc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030240
StatusPUBLIC

Content hashes

Canonical text97247819cdf24af214dc8dedf6b4da37bbe7eebe5bcf1368d26a316451a9521a
Markdown32425d084aa4d93f21c33d31b5dda8abd1234f03e78f0d942923ce17ee99583f
PDF
Publication page7c6b1cf41144e4be9df6b22862680b13727c7674657d4134e3911ca5cfd7edb2
Manifestc878bbe5e05aa436ffa6a705cdb396ca136ca6d24c369f7582ac65c71ad760b4

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
SignatureXV93JYy4v3nphPKy7WgmzEwOKjMh+mpCc/6dfT3Baa3vSN1FpRoJH2gh0Mxw6AxhNOFytRL30a/we0RHLQG7CQ==
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

2026-09-17T11:40:37.267782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030240
observed 7c6b1cf41144e4be9df6b22862680b13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.248525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030240/manifest.json
observed c878bbe5e05aa436ffa6a705cdb396ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.232137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030240/publication.md
observed 32425d084aa4d93f21c33d31b5dda8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.212500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030240/publication.txt
observed 97247819cdf24af214dc8dedf6b4da37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.819972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030240
observed 7c6b1cf41144e4be9df6b22862680b13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.802889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030240/manifest.json
observed c878bbe5e05aa436ffa6a705cdb396ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.785663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030240/publication.md
observed 32425d084aa4d93f21c33d31b5dda8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.769516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030240/publication.txt
observed 97247819cdf24af214dc8dedf6b4da37...
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.