Pith Number

pith:QPRHMI3E

pith:2014:QPRHMI3EZFS6FGJKTVXLFHGMNO

not attested not anchored not stored refs pending

Acoustic black holes: massless scalar field analytic solutions and analogue Hawking radiation

H. S. Vieira, V. B. Bezerra

arxiv:1406.6884 v4 · 2014-06-26 · gr-qc · 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{QPRHMI3EZFS6FGJKTVXLFHGMNO}

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.

Cited by

1 paper in Pith

Bosonic and Fermionic love number of static acoustic black hole

Receipt and verification

First computed	2026-05-17T23:49:06.641025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83e2762364c965e2992a9d6eb29ccc6bb09a2500fc0bc039b6276802115fd704

Aliases

arxiv: 1406.6884 · arxiv_version: 1406.6884v4 · doi: 10.48550/arxiv.1406.6884 · pith_short_12: QPRHMI3EZFS6 · pith_short_16: QPRHMI3EZFS6FGJK · pith_short_8: QPRHMI3E

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/QPRHMI3EZFS6FGJKTVXLFHGMNO \
  | 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: 83e2762364c965e2992a9d6eb29ccc6bb09a2500fc0bc039b6276802115fd704

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc71bae2db20f507f845848205baf4df0482e086a7060fbee4e8484924e403c4",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-06-26T13:38:36Z",
    "title_canon_sha256": "e7d01bb818084d42999e4ce0b5389119ca946862bca158cf82868d3c694edf7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.6884",
    "kind": "arxiv",
    "version": 4
  }
}