OpenTechnical

OT-2026-000027636

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000027636) never changes.

Identity and time

Publication numberOT-2026-000027636 · never reused
Internal UUID01a0ae72-6999-7d7a-9bff-aa3e3b90a487 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027636
StatusPUBLIC

Content hashes

Canonical texte2102e5e00a4fc81a2ff3c5496b9aef82aa482a1e5af8c683365e4097aefae87
Markdown8707bb4d30781240359f583f3ad710d00631940831a33068236efffe726f5995
PDF
Publication paged76d6ce0450010ef1186086690f989b8ce6f07e25e02d146f54dab5f2fca8053
Manifest195afc95d86dd373d33d519dae72d2e0364c6544531fc7a785cd4f5b36dbd2b6

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
SignatureM/ZvmfZs0kathrmsomiFDsF7F69zr0yUMrht9X/5GfCTiJZkbbjXzUtXBifPwHsF0HdlkG8jja1VdXFZaMo4DA==
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

2026-09-17T11:43:09.617909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027636
observed d76d6ce0450010ef1186086690f989b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:09.599968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027636/manifest.json
observed 195afc95d86dd373d33d519dae72d2e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:09.582313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027636/publication.md
observed 8707bb4d30781240359f583f3ad710d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:09.563811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027636/publication.txt
observed e2102e5e00a4fc81a2ff3c5496b9aef8...
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.