OpenTechnical

OT-2026-000044226

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000044226) never changes.

Identity and time

Publication numberOT-2026-000044226 · never reused
Internal UUID01a0ae7b-d67b-7c01-bdaa-fae0d6982f62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044226
StatusPUBLIC

Content hashes

Canonical text59847b994cc0761548b601d6d3519bde7af4fcf304955c8e120ac58d7ff1b14e
Markdown44db660aa7664c1cf946cc216acb2c8afa5165cd9caaed118ee7ff75e0e7d8a3
PDF
Publication page3b33b2b4c8bdd2b29b1cd6f16b55117ddf967c27da21bc3d17cbc3e7a0d3af46
Manifest3dcdb01a90988fe517cc0e028b6272326ab1add9b44760ecd7d705f38f0479e6

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
SignatureR+yf/rB6TUYpABab801SZoT3zVGgm0xxD/rXcCsqr8lwkzFP1rx9yq22/VM2Rzyc3iUIJSIlEgktmp3EOGMmBA==
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

2026-09-17T11:12:47.239394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044226
observed 3b33b2b4c8bdd2b29b1cd6f16b55117d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:47.219768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044226/manifest.json
observed 3dcdb01a90988fe517cc0e028b627232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:47.198266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044226/publication.md
observed 44db660aa7664c1cf946cc216acb2c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:47.180147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044226/publication.txt
observed 59847b994cc0761548b601d6d3519bde...
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.