OpenTechnical

OT-2026-000025543

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000025543) never changes.

Identity and time

Publication numberOT-2026-000025543 · never reused
Internal UUID01a0ae71-5fa8-7779-9c89-a74c6e4cecb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025543
StatusPUBLIC

Content hashes

Canonical textdbf3ecc616595c9b1e011c3bc0469061d78e6fa9c2606054acda9471c94d2f7f
Markdown09fc2189d4a6f0b14a5f629ee1d47fd11f8b4132b2a595f0d1e4f7c61be519a3
PDF
Publication pagedb8a25de4d961db3e39c2ec605d64b0cf3db637b91afb87a7949510d45536d96
Manifest8bcaf3a98b49c8dd0accaa003a14b16ee5e2b8f9474afe2d52ba8dc9a38434ba

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
SignatureVR3rgWfkyjWe1r7bsoCfEWLlSZPV+77sTq0j2qJXOKJlbwPCVbQyU5knwy/p5zP40shWjXoslhr3VwRwNagvDw==
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

2026-09-17T11:47:41.498991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025543
observed db8a25de4d961db3e39c2ec605d64b0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:41.477048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025543/manifest.json
observed 8bcaf3a98b49c8dd0accaa003a14b16e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:41.454954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025543/publication.md
observed 09fc2189d4a6f0b14a5f629ee1d47fd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:41.433609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025543/publication.txt
observed dbf3ecc616595c9b1e011c3bc0469061...
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.