Pith Number

pith:W4ZXVD4Y

pith:2019:W4ZXVD4YFNT7Q4E5TAHKPD3TWS

not attested not anchored not stored refs pending

Magnonic Analogue Black/White Hole Horizon in Superfluid $^3$He-B: experiment

E. Ga\v{z}o, M. \v{C}love\v{c}ko, P. Skyba

arxiv:1904.09183 v1 · 2019-04-18 · cond-mat.other · cond-mat.mes-hall · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4ZXVD4YFNT7Q4E5TAHKPD3TWS}

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	2026-05-17T23:48:08.088786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7337a8f982b67f8709d980ea78f73b4bf477c02a87c5c1de0c6cd84e0f54546

Aliases

arxiv: 1904.09183 · arxiv_version: 1904.09183v1 · doi: 10.48550/arxiv.1904.09183 · pith_short_12: W4ZXVD4YFNT7 · pith_short_16: W4ZXVD4YFNT7Q4E5 · pith_short_8: W4ZXVD4Y

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/W4ZXVD4YFNT7Q4E5TAHKPD3TWS \
  | 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: b7337a8f982b67f8709d980ea78f73b4bf477c02a87c5c1de0c6cd84e0f54546

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c89f1c3d413a0d1d6450b0472a663ec1bb27de95aedd238b6c3e42535ac6d51",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2019-04-18T08:53:53Z",
    "title_canon_sha256": "e39c6f49325bc5155378e16115673e273e099dcbfef7c1c06c053370332d5712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09183",
    "kind": "arxiv",
    "version": 1
  }
}