Pith Number

pith:UUUNT72D

pith:2009:UUUNT72DAIZKO3B5VTCW2Y5FA2

not attested not anchored not stored refs pending

Magnon BEC in superfluid 3He-A

G.E. Volovik, Yu.M. Bunkov

arxiv:0903.0016 v2 · 2009-02-28 · cond-mat.other · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UUUNT72DAIZKO3B5VTCW2Y5FA2}

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	2026-05-18T02:14:38.178061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a528d9ff430232a76c3dacc56d63a50692e094f0aace32c114e3818ae82d4c59

Aliases

arxiv: 0903.0016 · arxiv_version: 0903.0016v2 · doi: 10.48550/arxiv.0903.0016 · pith_short_12: UUUNT72DAIZK · pith_short_16: UUUNT72DAIZKO3B5 · pith_short_8: UUUNT72D

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/UUUNT72DAIZKO3B5VTCW2Y5FA2 \
  | 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: a528d9ff430232a76c3dacc56d63a50692e094f0aace32c114e3818ae82d4c59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be59931ef9b8e79155c558b541c5b09d6ca0cf85dde25553883b1a28520c91d2",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2009-02-28T09:09:00Z",
    "title_canon_sha256": "19b4ae44175e0d78b0367b344d40a62d71737240f59ce03f171fd2b82fb43ccc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0016",
    "kind": "arxiv",
    "version": 2
  }
}