OpenTechnical

OT-2026-000062128

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000062128) never changes.

Identity and time

Publication numberOT-2026-000062128 · never reused
Internal UUID01a0ae8b-b8b0-7d8d-a3ce-7d81893a52e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062128
StatusPUBLIC

Content hashes

Canonical text471ddeb1e1d64545b0d0ca9204fbdff4977e11dedd73818c5f324db442c34f52
Markdown893f016231e3d1813a0ecb304a107dd7e13629f700c1f00bed3e5b7521db6944
PDF
Publication pagea6891aabf785b83708ef15dafca39c564e004bbb3161b302c8a053c132b8db57
Manifest62f243ecb18c726787956e1da43c78977c136da414331c9c0c816dcf3803dc1c

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
SignatureGLKuGCY7CpGxwDCaPntCr0FSn4YpXLsz+h1CIh250aLTHqjdU3IKHHmfMSGGuNASdsn8gUmncVxE5teNtj6VBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:11.594231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062128
observed a6891aabf785b83708ef15dafca39c56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.577593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062128/manifest.json
observed 62f243ecb18c726787956e1da43c7897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.558888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062128/publication.md
observed 893f016231e3d1813a0ecb304a107dd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.540638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062128/publication.txt
observed 471ddeb1e1d64545b0d0ca9204fbdff4...
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.