OpenTechnical

OT-2026-000010430

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000010430) never changes.

Identity and time

Publication numberOT-2026-000010430 · never reused
Internal UUID01a0ae6c-0ee6-7693-ae0d-433e14dd90ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010430
StatusPUBLIC

Content hashes

Canonical text743b7ddc75458cbb3a0aa1026ab0b6f6fd856676f4f32b4e64409520e115097b
Markdownf7dbb53af8025b16b68bfab901c7720b0108452c30d1d161ab8cc0afb0fc388e
PDF
Publication pagefc01a8a98573d674eb93cacaed139331bd728cf167d4238925be1ca6bfa7b5e6
Manifestd04efad441d4d91e6b007dda889d8f9e42d1f9154ddce092a0cdf20359ce0f75

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
Signaturezs8P3HVkP7b/g6Tqby2mnH9PyZJk5x+4IjseSUK+5nsVxSVcB5dA7qcNypv3hrbJpnrj5I7XbuNYUoS+z7HoCA==
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

2026-09-17T12:14:33.549396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010430
observed fc01a8a98573d674eb93cacaed139331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.531083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010430/manifest.json
observed d04efad441d4d91e6b007dda889d8f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.513775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010430/publication.md
observed f7dbb53af8025b16b68bfab901c7720b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.494607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010430/publication.txt
observed 743b7ddc75458cbb3a0aa1026ab0b6f6...
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.