OpenTechnical

OT-2026-000046256

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000046256) never changes.

Identity and time

Publication numberOT-2026-000046256 · never reused
Internal UUID01a0ae7e-57ca-7738-abb4-5f2961e981fd · 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-2026-000046256
StatusPUBLIC

Content hashes

Canonical textbae41fb5c17e848a1d9c96fb508a4933acaaba9accd373174cf5bb161adbc85f
Markdown579897f228a1a0e12fae5e6d3834d4269e2e7ed17624da4cb59a37f2ffc46b18
PDF
Publication page0ed75f1080c6d2fa0aef6965cf8098d25d90f703dccf1a656e5906f17a739e6b
Manifest6a5a3eaf3800864b38434d668f2257cb422d1832cd15747d56dbddc276d978ef

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
Signature0+WLW1hmod9yHXaKfR/quwUinb8Qe2YO9gH28EDdCG4EfbShTXaS7Kqhlnc8GjVBAzKugJurT7y+9ACkiTWtDg==
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

2026-09-17T11:08:06.843152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046256
observed 0ed75f1080c6d2fa0aef6965cf8098d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.824391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046256/manifest.json
observed 6a5a3eaf3800864b38434d668f2257cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.805588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046256/publication.md
observed 579897f228a1a0e12fae5e6d3834d426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.785249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046256/publication.txt
observed bae41fb5c17e848a1d9c96fb508a4933...
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.