Pith Number

pith:RB6BFZJE

pith:2009:RB6BFZJEEVAR2QMZ6PVVPPSJ3E

not attested not anchored not stored refs pending

Wave equation of the scalar field and superfluids

A. Naddeo, G. Scelza

arxiv:0910.0794 v2 · 2009-10-05 · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RB6BFZJEEVAR2QMZ6PVVPPSJ3E}

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	2026-05-18T03:36:25.444587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

887c12e52425411d4199f3eb57be49d90f988d16e60968f5f4b6e0030bef2701

Aliases

arxiv: 0910.0794 · arxiv_version: 0910.0794v2 · doi: 10.48550/arxiv.0910.0794 · pith_short_12: RB6BFZJEEVAR · pith_short_16: RB6BFZJEEVAR2QMZ · pith_short_8: RB6BFZJE

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/RB6BFZJEEVAR2QMZ6PVVPPSJ3E \
  | 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: 887c12e52425411d4199f3eb57be49d90f988d16e60968f5f4b6e0030bef2701

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7724c23a56de1787917cc4cacd3b007dd1d7c2989dd1dfe9938bd95a7d6ad746",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2009-10-05T15:50:53Z",
    "title_canon_sha256": "d3f01324a9c8150de6ef49b45d9fd25a9ab38773ca5d9f35054c485205258367"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.0794",
    "kind": "arxiv",
    "version": 2
  }
}