OpenTechnical

OT-2026-000065156

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000065156) never changes.

Identity and time

Publication numberOT-2026-000065156 · never reused
Internal UUID01a0ae8e-1df9-7768-9396-a6370a33cf8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065156
StatusPUBLIC

Content hashes

Canonical text720436f1c33014fe8f25c53601d9288f0e95a742c366810048ad19583f16b1e7
Markdown80088ae35ab71a2c9c27b08db54cedc3e472e216dc623683121dee7cc66be481
PDF
Publication page74a114ec3a36975cd3350e4c80c7eba7b1cf445a667d91941e726306763b2397
Manifest9ed75ba8c948809210dff3e14efe24bdb30349d99a55f768cf944d963927eaff

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
SignatureLuPQJmEuVn3t23jiA8VKb8tkDH8COC3qbbdCk1Yhvf1NaZpvy2F+QjrUZSE8O28VvH6h+QGEHDpib6u/1QBlCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:59.635224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065156
observed 74a114ec3a36975cd3350e4c80c7eba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.619110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065156/manifest.json
observed 9ed75ba8c948809210dff3e14efe24bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.601967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065156/publication.md
observed 80088ae35ab71a2c9c27b08db54cedc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.584302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065156/publication.txt
observed 720436f1c33014fe8f25c53601d9288f...
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.