Pith Number

pith:W3RRTG2H

pith:2014:W3RRTG2H5CX6S2EVGM42WPMXZR

not attested not anchored not stored refs pending

Ultracold atom-electron interaction: from two to many-body physics

Alexander T. Krupp, Anita Gaj, Jonathan B. Balewski, Robert L\"ow, Sebastian Hofferberth, Tilman Pfau

arxiv:1404.5761 v1 · 2014-04-23 · physics.atom-ph · cond-mat.quant-gas · 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{W3RRTG2H5CX6S2EVGM42WPMXZR}

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	2026-05-18T02:32:46.115095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6e3199b47e8afe968953339ab3d97cc7f2618788a9b4a01ecac84864c165de5

Aliases

arxiv: 1404.5761 · arxiv_version: 1404.5761v1 · doi: 10.48550/arxiv.1404.5761 · pith_short_12: W3RRTG2H5CX6 · pith_short_16: W3RRTG2H5CX6S2EV · pith_short_8: W3RRTG2H

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/W3RRTG2H5CX6S2EVGM42WPMXZR \
  | 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: b6e3199b47e8afe968953339ab3d97cc7f2618788a9b4a01ecac84864c165de5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d95c02b1755ddd585876baf9b80980582a8e6deda6cbf30d3d994602e47d9592",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-04-23T09:30:59Z",
    "title_canon_sha256": "a0ccd615a1f9b2a99865eb18caaf480d420c959c2733982708a556fbe473e9cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5761",
    "kind": "arxiv",
    "version": 1
  }
}