OpenTechnical

OT-2026-000050999

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000050999) never changes.

Identity and time

Publication numberOT-2026-000050999 · never reused
Internal UUID01a0ae82-c7b4-7172-9de4-aa33b49c4187 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050999
StatusPUBLIC

Content hashes

Canonical text843e500a4839e1fcccb74b09b5c0a365292df15ba01d5dc1fc7b0dc8a0d685c0
Markdown07c70145307151468556f45bca2ee3ebd775f5ed6574cdd360f82fce1cb0a706
PDF
Publication page426fa944698660f7a0add9af4be4356d051cd459bcc280e580a2b15d0878c08a
Manifestc76f77f10be7c2f5f6737451aed138a30b5b8644b03d0a5be0fe9ac95db28a53

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
SignaturejVv888ccVEkClLjyejBt72E++BFrapKTCg7R+FH49G+pZAHuC7fgvUD2jbZfE4toK+K1warjvznJBqywoYVjBw==
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

2026-09-17T11:00:53.843676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050999
observed 426fa944698660f7a0add9af4be4356d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.823610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050999/manifest.json
observed c76f77f10be7c2f5f6737451aed138a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.803477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050999/publication.md
observed 07c70145307151468556f45bca2ee3eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.783562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050999/publication.txt
observed 843e500a4839e1fcccb74b09b5c0a365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.779697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050999
observed 426fa944698660f7a0add9af4be4356d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.759713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050999/manifest.json
observed c76f77f10be7c2f5f6737451aed138a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.738973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050999/publication.md
observed 07c70145307151468556f45bca2ee3eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.719514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050999/publication.txt
observed 843e500a4839e1fcccb74b09b5c0a365...
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.