Pith Number

pith:HK27JEIL

pith:2011:HK27JEILM56BOAFPI55QHLEV55

not attested not anchored not stored refs pending

Vortices in polariton OPO superfluids

F. M. Marchetti, M. H. Szymanska

arxiv:1107.4487 v1 · 2011-07-22 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HK27JEILM56BOAFPI55QHLEV55}

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	2026-05-18T02:01:11.444177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ab5f4910b677c1700af477b03ac95ef49d8a1acccf1bcaf76373fe7699b526d

Aliases

arxiv: 1107.4487 · arxiv_version: 1107.4487v1 · doi: 10.48550/arxiv.1107.4487 · pith_short_12: HK27JEILM56B · pith_short_16: HK27JEILM56BOAFP · pith_short_8: HK27JEIL

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/HK27JEILM56BOAFPI55QHLEV55 \
  | 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: 3ab5f4910b677c1700af477b03ac95ef49d8a1acccf1bcaf76373fe7699b526d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8a618a6a3f2d617facc3d8e965f54217c25004b0ac803c4c37d2c0f84145c86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2011-07-22T11:39:35Z",
    "title_canon_sha256": "75a3490f73804b83c195957afd3a630e2053f63eb7e6211d0c24b11ceffceb3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4487",
    "kind": "arxiv",
    "version": 1
  }
}