Pith Number

pith:C2NS3TXO

pith:2011:C2NS3TXON3ADWPBV6HHRBJ6FJ3

not attested not anchored not stored refs pending

Scattering lengths of calcium and barium isotopes

L. Willmann, S. Knoop, U. Dammalapati

arxiv:1110.5633 v1 · 2011-10-25 · cond-mat.quant-gas · physics.atom-ph · 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{C2NS3TXON3ADWPBV6HHRBJ6FJ3}

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	2026-05-18T04:06:32.811014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

169b2dceee6ec03b3c35f1cf10a7c54ec94000e58cf2c94e746cd3b01adb4bdd

Aliases

arxiv: 1110.5633 · arxiv_version: 1110.5633v1 · doi: 10.48550/arxiv.1110.5633 · pith_short_12: C2NS3TXON3AD · pith_short_16: C2NS3TXON3ADWPBV · pith_short_8: C2NS3TXO

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/C2NS3TXON3ADWPBV6HHRBJ6FJ3 \
  | 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: 169b2dceee6ec03b3c35f1cf10a7c54ec94000e58cf2c94e746cd3b01adb4bdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e901ce0aa9b8c2be4d8c9ce148a3828c2c1627de7f84e04b1de716e25a5b1b",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2011-10-25T19:59:19Z",
    "title_canon_sha256": "717e39bc6e263a116d78a481b96a1368c805f5095b1a8d54f282d82f25177866"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5633",
    "kind": "arxiv",
    "version": 1
  }
}