OpenTechnical

OT-2026-000061824

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000061824) never changes.

Identity and time

Publication numberOT-2026-000061824 · never reused
Internal UUID01a0ae8b-b8ac-7739-b9db-81e97b046587 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061824
StatusPUBLIC

Content hashes

Canonical text1a364bfdd507df1be0551d82f9bd7b85db79f82c7f1ee51dca75c2eabd9216da
Markdown9f1975aeccfde6a053a7ac6c5f3bf99fca1a47eb24f5a5782e4cabac2f4adfb8
PDF
Publication pagef6446a2049af8c43b0eaed1b2a6da0993c6da1188d7de1632a10ceb894204964
Manifest2af8d24f0aff0d53afea59b3e64b68c8d4e763e181f1042619ffc41f7c66e768

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
SignatureC44AylpnqIPIYGCOz5Ym8tInhmjj2+eotNv1BK6oxTVKigxXg/jbhO1iAuQx308+pZm0N4arASDSUalLCtwdAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:33.604970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061824
observed f6446a2049af8c43b0eaed1b2a6da099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.583612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061824/manifest.json
observed 2af8d24f0aff0d53afea59b3e64b68c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.564074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061824/publication.md
observed 9f1975aeccfde6a053a7ac6c5f3bf99f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.545179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061824/publication.txt
observed 1a364bfdd507df1be0551d82f9bd7b85...
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.