Pith Number

pith:Y4SAUBEI

pith:2022:Y4SAUBEISFPEFYGD6G3QDH465P

not attested not anchored not stored refs pending

Photo-excitation measurement of Tan's contact for a strongly interacting Fermi gas

Hui Hu, Jia Wang, Xia-Ji Liu

arxiv:2202.04995 v1 · 2022-02-10 · 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{Y4SAUBEISFPEFYGD6G3QDH465P}

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	2026-07-05T03:55:56.480104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7240a0488915e42e0c3f1b7019f9eebdc37179611b6f192901e0ae9999b3e53

Aliases

arxiv: 2202.04995 · arxiv_version: 2202.04995v1 · doi: 10.48550/arxiv.2202.04995 · pith_short_12: Y4SAUBEISFPE · pith_short_16: Y4SAUBEISFPEFYGD · pith_short_8: Y4SAUBEI

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/Y4SAUBEISFPEFYGD6G3QDH465P \
  | 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: c7240a0488915e42e0c3f1b7019f9eebdc37179611b6f192901e0ae9999b3e53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec36f125219b63931ed1b9969c85613d47a691e8443bfa8df8e3ec330a98361b",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2022-02-10T12:47:10Z",
    "title_canon_sha256": "15d202b2be05c416c77b9f77b124db6177eddbdf63d7711c3f8767ff270845c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04995",
    "kind": "arxiv",
    "version": 1
  }
}