OpenTechnical

OT-2026-000032388

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000032388) never changes.

Identity and time

Publication numberOT-2026-000032388 · never reused
Internal UUID01a0ae75-106e-7361-bf60-b4589fcac043 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032388
StatusPUBLIC

Content hashes

Canonical text001f9b1384f33de8722c4319a56d3b5d59be7623ad5a4d53e7d87051475733c3
Markdownc3f5963e4824591070a27e4d05b56394fdaf95bb5c184b742f67743265f79508
PDF
Publication pageb04394234bbb4ae726df6c00d0f604324fa9b50a48b05b1e9f4e3295da1635ce
Manifestd79336f183a729c8868a1dbab0697deabfa0b85ab125da16718b4df78b388705

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
SignatureWwG82vgjLHkq3NphHywdUj1zZDw1420/sykzzLPJjeUmXGFDSTZ/c6H6EDL810ggsSq6sjW/wjFnMk7Sqyk9Cw==
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

2026-09-17T11:33:47.843792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032388
observed b04394234bbb4ae726df6c00d0f60432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.825480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032388/manifest.json
observed d79336f183a729c8868a1dbab0697dea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.806777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032388/publication.md
observed c3f5963e4824591070a27e4d05b56394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.789253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032388/publication.txt
observed 001f9b1384f33de8722c4319a56d3b5d...
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.