Pith Number

pith:VYXCTDQH

pith:2009:VYXCTDQHM765DBNBPZHDUMK4QA

not attested not anchored not stored refs pending

Entangled Superfluids

Yu Shi

arxiv:0909.4990 v2 · 2009-09-28 · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYXCTDQHM765DBNBPZHDUMK4QA}

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	2026-05-18T02:11:37.110552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae2e298e0767fdd185a17e4e3a315c8021a6c83706389e5a5df1e5032a7328b1

Aliases

arxiv: 0909.4990 · arxiv_version: 0909.4990v2 · doi: 10.48550/arxiv.0909.4990 · pith_short_12: VYXCTDQHM765 · pith_short_16: VYXCTDQHM765DBNB · pith_short_8: VYXCTDQH

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/VYXCTDQHM765DBNBPZHDUMK4QA \
  | 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: ae2e298e0767fdd185a17e4e3a315c8021a6c83706389e5a5df1e5032a7328b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e55250fc6cb89b147dfa56e715ee351efdbf2b342868c656e63dcdc134c8107",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2009-09-28T08:51:33Z",
    "title_canon_sha256": "e8d73160fa7e6dccae5e7d55186d171acb1fdc03d77a3750f68e630d213d0abf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4990",
    "kind": "arxiv",
    "version": 2
  }
}