Pith Number

pith:BLZFL5OC

pith:2015:BLZFL5OCL43FNK2DVGKAHHSAJX

not attested not anchored not stored refs pending

Excitonic states of an impurity in a Fermi gas

Carlos Lobo, Zhihao Lan

arxiv:1502.06044 v2 · 2015-02-21 · cond-mat.quant-gas · physics.atm-clus · 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{BLZFL5OCL43FNK2DVGKAHHSAJX}

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	2026-05-18T01:27:46.317535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0af255f5c25f3656ab43a994039e404dd2937651ca076201b507cacd93db21b0

Aliases

arxiv: 1502.06044 · arxiv_version: 1502.06044v2 · doi: 10.48550/arxiv.1502.06044 · pith_short_12: BLZFL5OCL43F · pith_short_16: BLZFL5OCL43FNK2D · pith_short_8: BLZFL5OC

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/BLZFL5OCL43FNK2DVGKAHHSAJX \
  | 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: 0af255f5c25f3656ab43a994039e404dd2937651ca076201b507cacd93db21b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7931474b7ce5ba3d5ae1424e610271cb6f6b520d930a22fd17c92ea5edc96c0",
    "cross_cats_sorted": [
      "physics.atm-clus",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2015-02-21T00:25:31Z",
    "title_canon_sha256": "9bb56c79c77d92b5e4707634a1fcb453031bbd909d64e25fe4f8e33381760ba2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06044",
    "kind": "arxiv",
    "version": 2
  }
}