OpenTechnical

OT-2026-000034296

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000034296) never changes.

Identity and time

Publication numberOT-2026-000034296 · never reused
Internal UUID01a0ae75-df0e-7ee1-b862-6f55911e95e3 · 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-2026-000034296
StatusPUBLIC

Content hashes

Canonical text90f16315e660238b945ab53214a9e6d729e499c99aa797ccb87a5b1cb9695ee3
Markdown693b5d9e7f0225c730f775bbbf6a51453171176e6fdf4674983856b6957a1d4e
PDF
Publication page622fb1e6b6469ba41c6adeca932a5fde26bc8f3b4a950632cbc73cc818662507
Manifest9bd93595cc71c0a7754a4996bd411b00c352b4d4412a09da11b79101eeadbbfd

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
SignatureS6rl4ph+teG4/2vepogZO/HKOABWWLIv4/mvzyjVtZI62i3dpxiHcMBycdYZF2AZ/cP6l++8EUvsseRPRXjZDg==
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

2026-09-17T11:30:59.101359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034296
observed 622fb1e6b6469ba41c6adeca932a5fde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.083982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034296/manifest.json
observed 9bd93595cc71c0a7754a4996bd411b00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.065471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034296/publication.md
observed 693b5d9e7f0225c730f775bbbf6a5145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:59.047938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034296/publication.txt
observed 90f16315e660238b945ab53214a9e6d7...
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.