OpenTechnical

OT-2026-000045474

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000045474) never changes.

Identity and time

Publication numberOT-2026-000045474 · never reused
Internal UUID01a0ae7c-f76d-732f-a626-e246910d58ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045474
StatusPUBLIC

Content hashes

Canonical textf1d509f4e3dd9c11ed2e683871fba12187e9ae1a0d67db5ba1f88187429c551c
Markdown3ca5f5ff4ad9d85aa16ad8928e9a2ef7271ca800082194fc6e8fd4149dee5f24
PDF
Publication page2c0d5235761ce1a30708e38267ee5c1331c54c15343cfce88b74f104c9a8539f
Manifest42ca96d1123bfc6c81817a0a939b9abf04c82107a3321e94944084840a366af5

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
Signature6Hv7aoVD0OmzoTintQy5QinBqBX6znVhG5kEQgwpQffRhHU4MSHfGH3Yhj1NBi8UqI0mTzM2tN14D+udtCD2Cg==
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

2026-09-17T11:10:47.282972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045474
observed 2c0d5235761ce1a30708e38267ee5c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:47.255645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045474/manifest.json
observed 42ca96d1123bfc6c81817a0a939b9abf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:47.233494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045474/publication.md
observed 3ca5f5ff4ad9d85aa16ad8928e9a2ef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:47.211617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045474/publication.txt
observed f1d509f4e3dd9c11ed2e683871fba121...
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.