Pith Number

pith:W2FYYQ5Z

pith:1998:W2FYYQ5ZNGTIFF25GPXSJ5OJ35

not attested not anchored not stored refs pending

Exploring a quantum degenerate gas of fermionic atoms

B. DeMarco, D.S. Jin

arxiv:cond-mat/9807406 v1 · 1998-07-30 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W2FYYQ5ZNGTIFF25GPXSJ5OJ35}

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	2026-07-04T16:08:10.426361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b68b8c43b969a682975d33ef24f5c9df4c4d9045357b8c94af09d0b87796e464

Aliases

arxiv: cond-mat/9807406 · arxiv_version: cond-mat/9807406v1 · doi: 10.48550/arxiv.cond-mat/9807406 · pith_short_12: W2FYYQ5ZNGTI · pith_short_16: W2FYYQ5ZNGTIFF25 · pith_short_8: W2FYYQ5Z

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/W2FYYQ5ZNGTIFF25GPXSJ5OJ35 \
  | 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: b68b8c43b969a682975d33ef24f5c9df4c4d9045357b8c94af09d0b87796e464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd2d0d53edf6287d93817ba9e712756c399d16fdde1b2e78b16617ab7cc51a54",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1998-07-30T18:11:16Z",
    "title_canon_sha256": "36125380c50c3d0b8fc88b1593daf959226587322885443cf8a02c29ccbc697d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9807406",
    "kind": "arxiv",
    "version": 1
  }
}