OpenTechnical

OT-2026-000079294

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000079294) never changes.

Identity and time

Publication numberOT-2026-000079294 · never reused
Internal UUID01a0ae96-0b90-7a77-8d73-57fddf1ba9bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079294
StatusPUBLIC

Content hashes

Canonical text4bc301385d46ea26e05010786b0100bf95ff8b5dce008ec8650b2e68f40f0829
Markdownc04e5ad52f3bd6669185ecfde06e47e4cecb4c627159312be2782980fcd9c0f3
PDF
Publication page2d0d3d55c6c0bb859696a948b2b77a779fc8fffde058bdbdc8b316209ac17c31
Manifest82a373f23779930050bf6552d6c8853e501afa0645715ff06a967e48215ebb58

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
SignaturexbQn8KSnZkAWQbaUMRqJckgvblthhoYOX3U7EP/ebcvMvSZx9hWYahF91VpZe1bkjC4hW5MUNR90wf8IwAQxBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:54.428539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079294
observed 2d0d3d55c6c0bb859696a948b2b77a77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:54.408714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079294/manifest.json
observed 82a373f23779930050bf6552d6c8853e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:54.391258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079294/publication.md
observed c04e5ad52f3bd6669185ecfde06e47e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:54.372773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079294/publication.txt
observed 4bc301385d46ea26e05010786b0100bf...
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.