OpenTechnical

OT-2026-000030262

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000030262) never changes.

Identity and time

Publication numberOT-2026-000030262 · never reused
Internal UUID01a0ae73-e500-7a80-a487-c18242c1ce0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030262
StatusPUBLIC

Content hashes

Canonical textb55e50fbc79aadf3ac36d7a1fb0d059be74091ff836007e8b91038d3f3e30465
Markdown2745ec96aa9ea3c664646037dcbf069b81ca5ec944e3bf55d3066545137085dc
PDF
Publication page28a7b801d715647a5dbeef04c2abdd1f3f68944bebbf818442cc813b0a975cec
Manifestd1db7fe9b46f301c035544126d9effdabcb5c59e50ae6f7e552291aef4efd1c4

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
SignatureqO0R54LgxGCOzsg3dOdkP6fvwf0Bp2+HiHjOfmMpukepLw+/qWS3DwLrBSvmnNfVsWrDLTtKZJ3pGucg52WuCA==
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

2026-09-17T11:40:45.504220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030262
observed 28a7b801d715647a5dbeef04c2abdd1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.486602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030262/manifest.json
observed d1db7fe9b46f301c035544126d9effda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.466555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030262/publication.md
observed 2745ec96aa9ea3c664646037dcbf069b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:45.441103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030262/publication.txt
observed b55e50fbc79aadf3ac36d7a1fb0d059b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.397927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030262
observed 28a7b801d715647a5dbeef04c2abdd1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.379238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030262/manifest.json
observed d1db7fe9b46f301c035544126d9effda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.361919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030262/publication.md
observed 2745ec96aa9ea3c664646037dcbf069b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:55.339048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030262/publication.txt
observed b55e50fbc79aadf3ac36d7a1fb0d059b...
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.