Pith Number

pith:W7NWLR2R

pith:2020:W7NWLR2RZXKXDCQP72CLN5ACFE

not attested not anchored not stored refs pending

Directional detection of light dark matter from three-phonon events in superfluid $^4$He

Andrea Caputo, Angelo Esposito, Antonio D. Polosa, Fulvio Piccinini, Giuseppe Rossi

arxiv:2012.01432 v2 · 2020-12-02 · hep-ph · astro-ph.CO · 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{W7NWLR2RZXKXDCQP72CLN5ACFE}

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	2026-07-05T02:27:33.069229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7db65c751cdd5718a0ffe84b6f402293714bec06e2bb4102b3bf9bb53ab7f19

Aliases

arxiv: 2012.01432 · arxiv_version: 2012.01432v2 · doi: 10.48550/arxiv.2012.01432 · pith_short_12: W7NWLR2RZXKX · pith_short_16: W7NWLR2RZXKXDCQP · pith_short_8: W7NWLR2R

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/W7NWLR2RZXKXDCQP72CLN5ACFE \
  | 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: b7db65c751cdd5718a0ffe84b6f402293714bec06e2bb4102b3bf9bb53ab7f19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd78001b5d6406725b6fa8035899dc301e260b8df8d2fd1f828b5975628734da",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2020-12-02T19:00:01Z",
    "title_canon_sha256": "df7861584b172171f74c128d692e4fec91ed10ccdb65ba059585567befbad1f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.01432",
    "kind": "arxiv",
    "version": 2
  }
}