OpenTechnical

OT-2026-000043876

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000043876) never changes.

Identity and time

Publication numberOT-2026-000043876 · never reused
Internal UUID01a0ae7b-d677-7e7d-b3ce-a6c7711cfa8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043876
StatusPUBLIC

Content hashes

Canonical text8c1d4994750ccc8da0d03b8e4b2f5c035d6a0dd48263fcc4411eb527de22bcef
Markdown6a09f3e02b715b36f37a118d98c12367537d763ab0ac1e3572f8f2808a03b2b3
PDF
Publication pagee65133f5a9b4731ed98e18c365a26be1b3e83accc76850271229c3eb719f9b11
Manifestb1dfc1d47cf5bb2a018738c4ef0311c72b90ba1385755c314baa69bfcaa156d8

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
SignatureTieWwqZbrTB1+4JaqoaqZFfb0BzR3DRk1mswDc24XqZcX0Nx0JxrJHnSzT40R33TJ8Iy9rOFZQXEaRDPmbpYAA==
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

2026-09-17T11:12:12.141899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043876
observed e65133f5a9b4731ed98e18c365a26be1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:12.122683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043876/manifest.json
observed b1dfc1d47cf5bb2a018738c4ef0311c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:12.102434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043876/publication.md
observed 6a09f3e02b715b36f37a118d98c12367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:12.082450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043876/publication.txt
observed 8c1d4994750ccc8da0d03b8e4b2f5c03...
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.