Pith Number

pith:QEQKA5PF

pith:2019:QEQKA5PF7NCBL75VDYHATBGGSY

not attested not anchored not stored refs pending

Exact solution for the order parameter profiles and the Casimir force in $^4$He superfluid films in an effective field theory

Daniel Dantchev, Joseph Rudnick, Peter A Djondjorov, Vassil M Vassilev

arxiv:1903.04917 v1 · 2019-03-10 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEQKA5PF7NCBL75VDYHATBGGSY}

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	2026-05-17T23:51:28.448492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8120a075e5fb4415ffb51e0e0984c696309c770ce549710efc2301e87008357e

Aliases

arxiv: 1903.04917 · arxiv_version: 1903.04917v1 · doi: 10.48550/arxiv.1903.04917 · pith_short_12: QEQKA5PF7NCB · pith_short_16: QEQKA5PF7NCBL75V · pith_short_8: QEQKA5PF

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/QEQKA5PF7NCBL75VDYHATBGGSY \
  | 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: 8120a075e5fb4415ffb51e0e0984c696309c770ce549710efc2301e87008357e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "206a1e1560cd6a2462213ed5d8716399c1d7710eabe3a342ac09e5384662fe78",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2019-03-10T15:49:49Z",
    "title_canon_sha256": "7bcf6535f8032423043396eea702cc3e2548177b1eb0fb94cf9a3e5ecfd166dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04917",
    "kind": "arxiv",
    "version": 1
  }
}