OpenTechnical

OT-2026-000046093

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046093) never changes.

Identity and time

Publication numberOT-2026-000046093 · never reused
Internal UUID01a0ae7e-032b-738b-ac7d-51fee6077941 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046093
StatusPUBLIC

Content hashes

Canonical textddfbdd42f7fee0cd90131bb2a193ae2ad67569b1410a67f1cc43aaf3e02b0b50
Markdown6def22c17542814a555aeda1f54b9b45ff28067ae9a0e7653ac07d762c7cc979
PDF
Publication pagee48289e25d18a5b8bf0a61998dd2876d5ee21d0d011133a42d4595b8cea86bd1
Manifest45c52922164ff6aab23594019d5655fa5ef404ad7d05785e1a231529abff42f9

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
SignatureQ+05MT7NqV4Pq9FVm4GTzE8Q3mGaeaYhiawYq2y6ml9WGvn0o/r64DjE0SrKRNADRZk1uhaynumBx2YfhyJpDA==
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

2026-09-17T11:09:03.957991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046093
observed e48289e25d18a5b8bf0a61998dd2876d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.939680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046093/manifest.json
observed 45c52922164ff6aab23594019d5655fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.922891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046093/publication.md
observed 6def22c17542814a555aeda1f54b9b45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.902746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046093/publication.txt
observed ddfbdd42f7fee0cd90131bb2a193ae2a...
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.