OpenTechnical

OT-2026-000037588

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000037588) never changes.

Identity and time

Publication numberOT-2026-000037588 · never reused
Internal UUID01a0ae77-b8cf-76d1-a65e-4bbb58877a71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037588
StatusPUBLIC

Content hashes

Canonical text08fecc0e8ff967a43215c734367904beddb4bf454ea889777717f7eba99a35a0
Markdown973ef1cc1f3b6967baabb8175e7a5890085f01f6dab440b220dfd6c624572fa7
PDF
Publication paged663be0683da1fd7d271d16e4495fbc912f736644cf915db4dce73df74810f69
Manifeste7ab003b92959cf5b98d94a115003211e9889d1284e27b7201c50cc27d8780ab

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
SignatureKeXGtSqycZHs25Ba+CBGq2MwwYsvX2ouu5yWZPV/W9s22Py8eOHZGhUKIOJy6qABRhPBm18SsP86fUhiU2XuAA==
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

2026-09-17T11:24:08.360008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037588
observed d663be0683da1fd7d271d16e4495fbc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.342759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037588/manifest.json
observed e7ab003b92959cf5b98d94a115003211...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.326008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037588/publication.md
observed 973ef1cc1f3b6967baabb8175e7a5890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.309972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037588/publication.txt
observed 08fecc0e8ff967a43215c734367904be...
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.