Pith Number

pith:7AQCLHX4

pith:2007:7AQCLHX4BMB2XPJO4VFXYJY3XT

not attested not anchored not stored refs pending

Unitary Fermi Gas in a Harmonic Trap

G. F. Bertsch, S. Y. Chang

arxiv:physics/0703190 v1 · 2007-03-19 · physics.atom-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{7AQCLHX4BMB2XPJO4VFXYJY3XT}

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.

Cited by

1 paper in Pith

Observables in Schr\"odinger CFTs: How Aliens Built the Pyramids

Receipt and verification

First computed	2026-07-04T15:37:17.702942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f820259efc0b03abbd2ee54b7c271bbce41c234bb14b156f4aa7ea1ea89b4816

Aliases

arxiv: physics/0703190 · arxiv_version: physics/0703190v1 · doi: 10.48550/arxiv.physics/0703190 · pith_short_12: 7AQCLHX4BMB2 · pith_short_16: 7AQCLHX4BMB2XPJO · pith_short_8: 7AQCLHX4

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/7AQCLHX4BMB2XPJO4VFXYJY3XT \
  | 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: f820259efc0b03abbd2ee54b7c271bbce41c234bb14b156f4aa7ea1ea89b4816

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f645d05fee09bea8ae077ec588f43f009535b64f6e7fb6dbe20d2d51919d67ca",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2007-03-19T21:43:52Z",
    "title_canon_sha256": "0f49b8ed3d82696b1b0bdb39fa01164671fc3cf9a4987631b9c0ab2ff91de0f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0703190",
    "kind": "arxiv",
    "version": 1
  }
}