Pith Number

pith:W4JMGRPU

pith:2019:W4JMGRPUSMLGN2ZIOCLPXKOOBZ

not attested not anchored not stored refs pending

Ammonium Fluoride as a Hydrogen-disordering Agent for Ice

Alexander Rosu-Finsen, Christoph G. Salzmann, Craig L. Bull, Nicholas P. Funnell, Steven T. Bramwell, Zainab Sharif

arxiv:1905.04763 v1 · 2019-05-12 · cond-mat.mtrl-sci · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4JMGRPUSMLGN2ZIOCLPXKOOBZ}

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	2026-05-17T23:46:23.604597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b712c345f4931666eb287096fba9ce0e4bc90b75d7e265ac1b72d97baef2cebc

Aliases

arxiv: 1905.04763 · arxiv_version: 1905.04763v1 · doi: 10.48550/arxiv.1905.04763 · pith_short_12: W4JMGRPUSMLG · pith_short_16: W4JMGRPUSMLGN2ZI · pith_short_8: W4JMGRPU

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/W4JMGRPUSMLGN2ZIOCLPXKOOBZ \
  | 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: b712c345f4931666eb287096fba9ce0e4bc90b75d7e265ac1b72d97baef2cebc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "095ceebe66439eddba22fa9bdf0409f6f640a25936e9181b2043a5425ec3126c",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-05-12T18:20:17Z",
    "title_canon_sha256": "ed9dd2d1e82cbf1a1311be502ec76e2d649a0d8206585a6b4d8934992207dcac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04763",
    "kind": "arxiv",
    "version": 1
  }
}