OpenTechnical

OT-2026-000019276

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two 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-2026-000019276) never changes.

Identity and time

Publication numberOT-2026-000019276 · never reused
Internal UUID01a0ae6e-f392-7664-8431-599cb465be38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019276
StatusPUBLIC

Content hashes

Canonical textedf2889878e9436f8a0970ff12a7a9a290ed73120a200d7446ddd77f16ead5d1
Markdown80d3a824abbe37db228a389e086ab82921d117ecae9ae094a93ae6291c29a32f
PDF
Publication page7e1ba458d8ca35aad46bd578f80e8445712bf0e32b6e70c9dd688d56e2ed82df
Manifest97f19db1efe187910a67def43d5fb59efdb3e36fe62e0870bae585e0dd44b170

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
SignatureePTQWPych72X/gDogDjk33tVHbRojIINMurFi/NNjVu/pNJzkPh5q0u48dKcbuwQPIX+N2pBSfQndOd4ISq4Ag==
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

2026-09-17T11:58:37.526788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019276
observed 7e1ba458d8ca35aad46bd578f80e8445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:37.508602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019276/manifest.json
observed 97f19db1efe187910a67def43d5fb59e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:37.488647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019276/publication.md
observed 80d3a824abbe37db228a389e086ab829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:37.469853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019276/publication.txt
observed edf2889878e9436f8a0970ff12a7a9a2...
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.