OpenTechnical

OT-2026-000080368

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000080368) never changes.

Identity and time

Publication numberOT-2026-000080368 · never reused
Internal UUID01a0ae96-7e77-7795-92d2-0ca47755ab01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080368
StatusPUBLIC

Content hashes

Canonical texta16537c4ad5a7e245292974aedc5d44e6be6ad4c6acee8f36f12c1e35e78ba81
Markdownf78b4a1f3ae3d1622bb47faff1cf8ce54be322866f06e68dd440e10d80201416
PDF
Publication page8bbfce4bae54b484ff3eff184e00ad2ea407663bf44d8625cec3d447a26db22d
Manifest8d3c9c0b8117a636268958253a62501d3816eee79d33313e56655d1c31015f92

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
SignatureBfrh8Q8LcWqCqUvXHzpJWs2PPKkuV2BELoNumSdIdncnrPSTGwDW8ekd4zA/UZXZQUmoLO8PZQhLsNRwMOFRAA==
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

2026-09-17T10:02:51.488882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080368
observed 8bbfce4bae54b484ff3eff184e00ad2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.469902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080368/manifest.json
observed 8d3c9c0b8117a636268958253a62501d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.451476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080368/publication.md
observed f78b4a1f3ae3d1622bb47faff1cf8ce5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.431928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080368/publication.txt
observed a16537c4ad5a7e245292974aedc5d44e...
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.