Pith Number

pith:7AH2QL3Y

pith:2004:7AH2QL3YRLPV2MZF4ZNZFPOWHW

not attested not anchored not stored refs pending

Shear viscosity of superfluid 3He-A_1 at low temperatures

M. A. Shahzamanian, R. Afzali

arxiv:cond-mat/0407430 v1 · 2004-07-16 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7AH2QL3YRLPV2MZF4ZNZFPOWHW}

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	2026-05-18T01:39:57.948478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f80fa82f788adf5d3325e65b92bdd63db8aa11a0b6fcea1fd416144e767c1fe1

Aliases

arxiv: cond-mat/0407430 · arxiv_version: cond-mat/0407430v1 · doi: 10.48550/arxiv.cond-mat/0407430 · pith_short_12: 7AH2QL3YRLPV · pith_short_16: 7AH2QL3YRLPV2MZF · pith_short_8: 7AH2QL3Y

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/7AH2QL3YRLPV2MZF4ZNZFPOWHW \
  | 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: f80fa82f788adf5d3325e65b92bdd63db8aa11a0b6fcea1fd416144e767c1fe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fea01972d431cb8bc3ddeeabe02e45d6e8c5aee87f9dc8b89e0d0d0289670a3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2004-07-16T10:44:47Z",
    "title_canon_sha256": "debca0fe33710462e6a34d1873f744e91df96cbdc807865c7c34957ee5f2f1bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0407430",
    "kind": "arxiv",
    "version": 1
  }
}