OpenTechnical

OT-2026-000035269

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000035269) never changes.

Identity and time

Publication numberOT-2026-000035269 · never reused
Internal UUID01a0ae76-6a1f-71d8-8741-70576c859748 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035269
StatusPUBLIC

Content hashes

Canonical textae1962ea3daf2192696d60227b5c0d0c84b4a5fefe45f3410c0cba1fcb878037
Markdown9639d7c64611fbcb9509460085c4c8220dcaf7720f166eeef07adba8d4b50b65
PDF
Publication page91efe39de33e6d3cb473dd7e6013a17d5d5ae907d6b9b01d3ce668fc2d89d9ce
Manifest6046ebd43b38ccb4b3558ba287ebda7f7b27bcf4d0358c8b0a58b1770f7674c2

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
Signaturen8E79TeNDvDCNEG3uFyafzPZCC+beDlBllKa0t5mB7tTc5CPgA6i2FyT3pM3E3AToWDnizq0/Hp8gymv4bQiBg==
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

2026-09-17T11:28:25.072227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035269
observed 91efe39de33e6d3cb473dd7e6013a17d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.053789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035269/manifest.json
observed 6046ebd43b38ccb4b3558ba287ebda7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.033385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035269/publication.md
observed 9639d7c64611fbcb9509460085c4c822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.017631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035269/publication.txt
observed ae1962ea3daf2192696d60227b5c0d0c...
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.