OpenTechnical

OT-2026-000063342

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000063342) never changes.

Identity and time

Publication numberOT-2026-000063342 · never reused
Internal UUID01a0ae8c-f943-71af-bca1-fef73fdde5ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063342
StatusPUBLIC

Content hashes

Canonical text22d660ced50d0924ce01906e9b39576a1846e802cded6dadd5c6e37414e01fd8
Markdowndc21793cd0a8012eb378da989676d683bbe15a48141c998f80bcd88246295857
PDF
Publication page8ec1fb0838f6a721758d38fd0ba60c96920355fce9c6b60a96a1dd88361cd724
Manifestd1b22da39b5ea606bdec140dcf6603d28448b055765449a3e2f7268493fe8070

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
SignatureN3WXGUupEvAM82sGA5K7B4a2fgatolivmS3Ltv4gPuo06tNPM1IRQYVUK1BkMLZBqrFc+Cmp1lXZacHZEGnZDA==
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

2026-09-17T10:37:14.421432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063342
observed 8ec1fb0838f6a721758d38fd0ba60c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:14.404598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063342/manifest.json
observed d1b22da39b5ea606bdec140dcf6603d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:14.388020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063342/publication.md
observed dc21793cd0a8012eb378da989676d683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:14.369497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063342/publication.txt
observed 22d660ced50d0924ce01906e9b39576a...
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.