OpenTechnical

OT-2026-000021334

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000021334) never changes.

Identity and time

Publication numberOT-2026-000021334 · never reused
Internal UUID01a0ae6f-865c-7ed8-a921-132500de10f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021334
StatusPUBLIC

Content hashes

Canonical texte2585cffd882cb7a64285128d75309bd540debf64e5136e778a312e75f3bcc8e
Markdown6d975fbd4f5685afd9696223fc56b85e64e425491fc173b0ce9674fb4178e77d
PDF
Publication pagef149662a48985eacf42801e30e7c4d0fd461559fed17d8e8260ec90771e9208e
Manifest357436a8398dac1c0ac6652a8e32de559ec0b80afbf879018fdaee7fdd405b2c

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
SignatureCdCxUMXcYjRnYe2qqBio28oRroA6dsdza3uSqUtFBCquK7dM8SDetx9NtgOa+voSK1Hgclm5/KDCxYfXFtmbBQ==
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

2026-09-17T11:55:11.015417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021334
observed f149662a48985eacf42801e30e7c4d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:10.995768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021334/manifest.json
observed 357436a8398dac1c0ac6652a8e32de55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:10.977104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021334/publication.md
observed 6d975fbd4f5685afd9696223fc56b85e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:10.959319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021334/publication.txt
observed e2585cffd882cb7a64285128d75309bd...
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.