Pith Number

pith:YWFAJ2DT

pith:2011:YWFAJ2DTBDCGET6I55YSZBWH3X

not attested not anchored not stored refs pending

Cosmological Constant: A Lesson from Bose-Einstein Condensates

Lorenzo Sindoni, Stefano Finazzi, Stefano Liberati

arxiv:1103.4841 v2 · 2011-03-24 · gr-qc · 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{YWFAJ2DTBDCGET6I55YSZBWH3X}

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	2026-05-18T04:01:23.291623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c58a04e87308c4624fc8ef712c86c7dddd41820b651c1da8801083e996586f5f

Aliases

arxiv: 1103.4841 · arxiv_version: 1103.4841v2 · doi: 10.48550/arxiv.1103.4841 · pith_short_12: YWFAJ2DTBDCG · pith_short_16: YWFAJ2DTBDCGET6I · pith_short_8: YWFAJ2DT

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/YWFAJ2DTBDCGET6I55YSZBWH3X \
  | 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: c58a04e87308c4624fc8ef712c86c7dddd41820b651c1da8801083e996586f5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5480f14adbd93990ee0f7cfee3dead9b9758b89de5c0691835bd1bba82a7b065",
    "cross_cats_sorted": [
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-03-24T19:13:42Z",
    "title_canon_sha256": "f9de94df1e041bf9ef409c11f1c7f0b362ea4395c24e8fddaa0e3f561adc2c90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4841",
    "kind": "arxiv",
    "version": 2
  }
}