Pith Number

pith:O5NEPN7H

pith:1995:O5NEPN7H5EUHFFTKJ3J6WUTT7P

not attested not anchored not stored refs pending

NEUTRINOS FROM PRIMORDIAL BLACK HOLES

Bettina Keszthelyi, Enrique Zas, Francis Halzen

arxiv:hep-ph/9502268 v1 · 1995-02-10 · hep-ph · astro-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{O5NEPN7H5EUHFFTKJ3J6WUTT7P}

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	2026-05-18T01:06:33.876935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

775a47b7e7e92872966a4ed3eb5273fbc06c4b265aad0698065a5b40d44f7e96

Aliases

arxiv: hep-ph/9502268 · arxiv_version: hep-ph/9502268v1 · doi: 10.48550/arxiv.hep-ph/9502268 · pith_short_12: O5NEPN7H5EUH · pith_short_16: O5NEPN7H5EUHFFTK · pith_short_8: O5NEPN7H

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/O5NEPN7H5EUHFFTKJ3J6WUTT7P \
  | 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: 775a47b7e7e92872966a4ed3eb5273fbc06c4b265aad0698065a5b40d44f7e96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "847c2b57836bc711f40ebca31106bf2d5afbe2c3730090358ee990fc4b7d3c53",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1995-02-10T08:23:37Z",
    "title_canon_sha256": "92b29a31791fe9d4299985d98fbba0368fb7bdeca8cc9c5afc9469c2fde2ec63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9502268",
    "kind": "arxiv",
    "version": 1
  }
}