Pith Number

pith:MTXZDVTV

pith:2025:MTXZDVTVXAHGQ4W2Y4YTPHDAER

not attested not anchored not stored refs pending

Frozen Neutron Stars

Chen Tan, Yong-Qiang Wang

arxiv:2509.09338 v1 · 2025-09-11 · gr-qc · astro-ph.HE · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MTXZDVTVXAHGQ4W2Y4YTPHDAER}

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	2026-07-05T12:09:34.411794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64ef91d675b80e6872dac731379c60246206cbb556704b8f5bbe41a80a68b3b2

Aliases

arxiv: 2509.09338 · arxiv_version: 2509.09338v1 · doi: 10.48550/arxiv.2509.09338 · pith_short_12: MTXZDVTVXAHG · pith_short_16: MTXZDVTVXAHGQ4W2 · pith_short_8: MTXZDVTV

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/MTXZDVTVXAHGQ4W2Y4YTPHDAER \
  | 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: 64ef91d675b80e6872dac731379c60246206cbb556704b8f5bbe41a80a68b3b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e456a72d60086606df888d6afe17bfa04fa88933c0bad00909780ffc076d7ec4",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-09-11T10:46:08Z",
    "title_canon_sha256": "340c8d16192ab43add77c54bb473a0222bf7d91f42251e21b7ec78532123092e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09338",
    "kind": "arxiv",
    "version": 1
  }
}