OpenTechnical

OT-2026-000030247

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000030247) never changes.

Identity and time

Publication numberOT-2026-000030247 · never reused
Internal UUID01a0ae73-e500-76f6-98e2-aa8b0d3f5432 · 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-2026-000030247
StatusPUBLIC

Content hashes

Canonical text77f007ef7b55ef6bc3ad7296175315bd6c0d580f4e5813dc103f3700e74c9d38
Markdown9e6748853198bee4bb149cdb9456486b6bbbf43eb2dde5f7344b33bb116d6ae0
PDF
Publication pageaad29a8dc5649ae61aed33ee342933888ea74f47d2085d46e01c39dda9f6eb24
Manifesta1e02e608e6abf3bc1cef2d9fbf352e115481d643fb5ec72d3d0321afe862423

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
SignatureuuSBb1dpgwnurYIgUqDP83l06pBvjqy580qBSBfLXSlbCX2dZ6NHWYv9zcrndl1dGWK3IDwfrP75bZipIMKfDA==
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

2026-09-17T11:40:37.895465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030247
observed aad29a8dc5649ae61aed33ee34293388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.875744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030247/manifest.json
observed a1e02e608e6abf3bc1cef2d9fbf352e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.856717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030247/publication.md
observed 9e6748853198bee4bb149cdb9456486b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.834117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030247/publication.txt
observed 77f007ef7b55ef6bc3ad7296175315bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.337630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030247
observed aad29a8dc5649ae61aed33ee34293388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.318904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030247/manifest.json
observed a1e02e608e6abf3bc1cef2d9fbf352e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.301493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030247/publication.md
observed 9e6748853198bee4bb149cdb9456486b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.284925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030247/publication.txt
observed 77f007ef7b55ef6bc3ad7296175315bd...
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.