Pith Number

pith:QCZPHKF3

pith:1994:QCZPHKF3SEZO6X5CTW5CSXBB77

not attested not anchored not stored refs pending

Quasar Production:Topological Defect Formation due to a Phase Transition linked with Massive Neutrinos

Anupam Singh

arxiv:astro-ph/9404078 v1 · 1994-04-29 · 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{QCZPHKF3SEZO6X5CTW5CSXBB77}

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	2026-05-18T04:38:04.895785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80b2f3a8bb9132ef5fa29dba295c21ffcfd0977b7875fe2dbe46a3f2f1fe31a4

Aliases

arxiv: astro-ph/9404078 · arxiv_version: astro-ph/9404078v1 · doi: 10.48550/arxiv.astro-ph/9404078 · pith_short_12: QCZPHKF3SEZO · pith_short_16: QCZPHKF3SEZO6X5C · pith_short_8: QCZPHKF3

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/QCZPHKF3SEZO6X5CTW5CSXBB77 \
  | 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: 80b2f3a8bb9132ef5fa29dba295c21ffcfd0977b7875fe2dbe46a3f2f1fe31a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4afe552be6793e9cb28831dfd8eb0f33fc7c88362eb8689f5c035c1ad934248f",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1994-04-29T18:55:29Z",
    "title_canon_sha256": "ed0776248342923b7a52f1dde94e7ec9af74d35beb6e70c589edb0e71d27807c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9404078",
    "kind": "arxiv",
    "version": 1
  }
}