Pith Number

pith:KPXOEACR

pith:2012:KPXOEACR7NDZKUUDAFCHTLRGJL

not attested not anchored not stored refs pending

Interplay between periodicity and nonlinearity of indirect excitons in coupled quantum wells

C. S. Liu, H. G. Luo, T. F. Xu, W. C. Wu, X. L. Jing

arxiv:1203.0182 v1 · 2012-03-01 · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPXOEACR7NDZKUUDAFCHTLRGJL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:01:02.933761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53eee20051fb47955283014479ae264aeb64abe642353297732952045a53b421

Aliases

arxiv: 1203.0182 · arxiv_version: 1203.0182v1 · doi: 10.48550/arxiv.1203.0182 · pith_short_12: KPXOEACR7NDZ · pith_short_16: KPXOEACR7NDZKUUD · pith_short_8: KPXOEACR

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/KPXOEACR7NDZKUUDAFCHTLRGJL \
  | 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: 53eee20051fb47955283014479ae264aeb64abe642353297732952045a53b421

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd6e8e21e61e5c6c6deb795a1ffdfa7c13ce3c01cd4d253999adfc5e11b8677e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2012-03-01T13:51:15Z",
    "title_canon_sha256": "25d652c08511012685901793b24773c289b56bcc4e5a5f846235781b77dd7e62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0182",
    "kind": "arxiv",
    "version": 1
  }
}