Pith Number

pith:BEO4QRPH

pith:1999:BEO4QRPHRPOS4VZJUWYQRPXQCC

not attested not anchored not stored refs pending

Radiation from cosmic string standing waves

J. J. Blanco-Pillado, Ken D. Olum

arxiv:astro-ph/9910354 v1 · 1999-10-19 · astro-ph · gr-qc · hep-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{BEO4QRPHRPOS4VZJUWYQRPXQCC}

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	2026-07-04T16:11:43.411282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

091dc845e78bdd2e5729a5b108bef010b9cb2c2f2a121977187f7c0eb037b8b9

Aliases

arxiv: astro-ph/9910354 · arxiv_version: astro-ph/9910354v1 · doi: 10.48550/arxiv.astro-ph/9910354 · pith_short_12: BEO4QRPHRPOS · pith_short_16: BEO4QRPHRPOS4VZJ · pith_short_8: BEO4QRPH

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/BEO4QRPHRPOS4VZJUWYQRPXQCC \
  | 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: 091dc845e78bdd2e5729a5b108bef010b9cb2c2f2a121977187f7c0eb037b8b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cd04dfd5736206290bab06edb8ed70239eed2a983faf73c1331721054a35568",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-10-19T21:42:42Z",
    "title_canon_sha256": "1bd96c9f7229a56c6b2892856f090df2af15441c6151518eb911e016f9ae75ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9910354",
    "kind": "arxiv",
    "version": 1
  }
}