Pith Number

pith:57EKC6BC

pith:2011:57EKC6BCZESY6MZI6PZCU6HRF4

not attested not anchored not stored refs pending

Neutrino trapping in braneworld extremely compact stars

Jan Hladik, Martin Urbanec, Zdenek Stuchlik

arxiv:1108.5767 v1 · 2011-08-29 · gr-qc · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{57EKC6BCZESY6MZI6PZCU6HRF4}

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	2026-05-18T04:14:36.768634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efc8a17822c9258f3328f3f22a78f12f305d72eebaf914294aaeaac125883ee6

Aliases

arxiv: 1108.5767 · arxiv_version: 1108.5767v1 · doi: 10.48550/arxiv.1108.5767 · pith_short_12: 57EKC6BCZESY · pith_short_16: 57EKC6BCZESY6MZI · pith_short_8: 57EKC6BC

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/57EKC6BCZESY6MZI6PZCU6HRF4 \
  | 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: efc8a17822c9258f3328f3f22a78f12f305d72eebaf914294aaeaac125883ee6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "521683aeedacd8316e6f6b898eef9b35001dde12b0cd89aca38aa215d68c0215",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-08-29T21:50:16Z",
    "title_canon_sha256": "8a1625b15773949fd18054a901d9fef656eca161b6de469fcca8297f1d469e42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5767",
    "kind": "arxiv",
    "version": 1
  }
}