OpenTechnical

OT-2026-000039184

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000039184) never changes.

Identity and time

Publication numberOT-2026-000039184 · never reused
Internal UUID01a0ae78-9673-79d1-b65f-14122ab1981e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039184
StatusPUBLIC

Content hashes

Canonical textdb39461bf32cb1b196a125d4ecb32ef275d8a844deb29784a168612e79ba2061
Markdowne5ca0cc3cc30900d934d7e5514f0ef68117c1bca06f946ccf06a61bee16ed29e
PDF
Publication page1fa4981a26b935196687682484e9d1c3cd2e555ce4aaaf37a390934b8ca32630
Manifest4e81efeba68f2b253d9b929c2abe8248db1e3dbbd037c59f8ccec6fbeaf12256

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
SignatureV2qjhE13fZSYrptaouMQq4BWyuoCDeXKy3fWKnkTv5WPVfetINimy9y1GUtCjoN8+i4u2vHhU7m7XikD4zEGBQ==
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

2026-09-17T11:20:42.973774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039184
observed 1fa4981a26b935196687682484e9d1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.956632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039184/manifest.json
observed 4e81efeba68f2b253d9b929c2abe8248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.937781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039184/publication.md
observed e5ca0cc3cc30900d934d7e5514f0ef68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.920120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039184/publication.txt
observed db39461bf32cb1b196a125d4ecb32ef2...
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.