Pith Number

pith:4YAGQHD4

pith:2009:4YAGQHD45TIIKZFJPUNL3P3QHS

not attested not anchored not stored refs pending

Collective modes of a helical liquid

Shou-Cheng Zhang, S. Raghu, Suk Bum Chung, Xiao-Liang Qi

arxiv:0909.2477 v2 · 2009-09-14 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YAGQHD45TIIKZFJPUNL3P3QHS}

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	2026-05-18T04:39:16.844470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e600681c7cecd08564a97d1abdbf703c96083c00c23ff8e1b7ce35cbcd5919eb

Aliases

arxiv: 0909.2477 · arxiv_version: 0909.2477v2 · doi: 10.48550/arxiv.0909.2477 · pith_short_12: 4YAGQHD45TII · pith_short_16: 4YAGQHD45TIIKZFJ · pith_short_8: 4YAGQHD4

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/4YAGQHD45TIIKZFJPUNL3P3QHS \
  | 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: e600681c7cecd08564a97d1abdbf703c96083c00c23ff8e1b7ce35cbcd5919eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f322d73d641b4a34ccfbf245e2682cbc542a259a2a32dc4713717117bc36a75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-09-14T06:39:41Z",
    "title_canon_sha256": "da12d72746b8d4286b356ed30b20ff5c79fb1a9bad880398c387689b69e7bc03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2477",
    "kind": "arxiv",
    "version": 2
  }
}