OpenTechnical

OT-2026-000046228

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000046228) never changes.

Identity and time

Publication numberOT-2026-000046228 · never reused
Internal UUID01a0ae7e-57ca-7354-8c85-cbae0a9f857e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046228
StatusPUBLIC

Content hashes

Canonical text82ab5f820e40ec0a158338c82f9446ef80732d83c18d33e4b504b14274b68074
Markdown1df4b8e4ef1fa5ae8f968857ce638aca878012d5202402d211b933c29c1ce829
PDF
Publication page3649dcb46b2f6ff6cfc4663f562f2336c1007c58d3db4c6e85a18191ec910d59
Manifestb69c0a7b9a79a5a1983178c96e6950af08639f72e920558b30e6f38e5aab173c

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
SignatureHJzIc7whBdbjA3DjNz2Tto+IQQN1IiAbFdx21y7E06lfuw3JH3KtEB1jIvT0jFs4gMNQMjBVlvmRF1S1Q4htDQ==
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

2026-09-17T11:08:04.263730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046228
observed 3649dcb46b2f6ff6cfc4663f562f2336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:04.244458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046228/manifest.json
observed b69c0a7b9a79a5a1983178c96e6950af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:04.187777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046228/publication.md
observed 1df4b8e4ef1fa5ae8f968857ce638aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:04.053288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046228/publication.txt
observed 82ab5f820e40ec0a158338c82f9446ef...
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.