OpenTechnical

OT-2026-000068305

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000068305) never changes.

Identity and time

Publication numberOT-2026-000068305 · never reused
Internal UUID01a0ae90-2480-7da6-9fb2-cfd3cca68607 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068305
StatusPUBLIC

Content hashes

Canonical text76cc64abef634d770e9a622820273c4500bc53bbc03210a4d6a9cd1c48741a2c
Markdown9caac64ced620e143f0d892e43579db3d584ea209bf296dca164fd1b05779232
PDF
Publication page55773145343fa84d72fdeb6a5d0615e35439c856763b718ed6787b127a2c6093
Manifestb82e9bf2be100b8aedc5f14a398164bf402c8fce94c37189d6edcb880779cc4d

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
Signatureh2fUQxFildQCZSmx+Lbqk0cQpXmA234OIhSixGWHj3WJcfJOj9SMYyzbJvb9AUVR7/P2Z2c1xFfG1STceGtABg==
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

2026-09-17T10:29:20.572996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068305
observed 55773145343fa84d72fdeb6a5d0615e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:20.554850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068305/manifest.json
observed b82e9bf2be100b8aedc5f14a398164bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:20.535157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068305/publication.md
observed 9caac64ced620e143f0d892e43579db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:20.515169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068305/publication.txt
observed 76cc64abef634d770e9a622820273c45...
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.