OpenTechnical

OT-2026-000039632

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000039632) never changes.

Identity and time

Publication numberOT-2026-000039632 · never reused
Internal UUID01a0ae78-d8d4-75c3-8d8f-60e8cb04997c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039632
StatusPUBLIC

Content hashes

Canonical text3c5299d2fc6e01c281f2eb16764877db225958a90d54dd2e00c8d638f68b395f
Markdown97279fefd1d8e8070eed9d6fea65b0722b111bf83822481d8270d3e6ffb3c517
PDF
Publication pageb84c75d3cccc6e93557c880cf0747230b5a2fef731532f2b16a3d8e27309b275
Manifestd7318f366a0750f2100c46ad9917b245ec605017dfa92115a95a6264fe57767c

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/x2iKqn4zYIf/+Uw3jkiVZnmkxVBCqAbfCBM6qlA4cNi2KaOoHfypOl6Bk7WVx9jZhDpsM6cM0lJ022tmxHoBQ==
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

2026-09-17T11:19:47.480219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039632
observed b84c75d3cccc6e93557c880cf0747230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.462612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039632/manifest.json
observed d7318f366a0750f2100c46ad9917b245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.411195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039632/publication.md
observed 97279fefd1d8e8070eed9d6fea65b072...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.321562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039632/publication.txt
observed 3c5299d2fc6e01c281f2eb16764877db...
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.