Pith Number

pith:HQFUAGAT

pith:2005:HQFUAGATNXPG44C6TKV3OBAD3H

not attested not anchored not stored refs pending

Squeezing and entangling nuclear spins in helium 3

Alice Sinatra (LKB - Lhomond), Aurelien Dantan (LKB - Jussieu), Gael Reinaudi (LKB - Lhomond), Michel Pinard (LKB - Jussieu)

arxiv:quant-ph/0512186 v2 · 2005-12-21 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQFUAGATNXPG44C6TKV3OBAD3H}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:37:57.248976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c0b4018136dde6e705e9aabb70403d9c801fc106c1b006a1acc33dabb5d574b

Aliases

arxiv: quant-ph/0512186 · arxiv_version: quant-ph/0512186v2 · doi: 10.48550/arxiv.quant-ph/0512186 · pith_short_12: HQFUAGATNXPG · pith_short_16: HQFUAGATNXPG44C6 · pith_short_8: HQFUAGAT

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HQFUAGATNXPG44C6TKV3OBAD3H \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3c0b4018136dde6e705e9aabb70403d9c801fc106c1b006a1acc33dabb5d574b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d56896263e07ea1f2c7c3a1576246560a73c22fc012951b15f027a8ed4904fd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-12-21T18:02:25Z",
    "title_canon_sha256": "c09f14d40ac1c1c95443090ef8c7cf6d1e6ad70f10898f164acba6d7a9dacb33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0512186",
    "kind": "arxiv",
    "version": 2
  }
}