Pith Number

pith:EPCIYOEU

pith:2012:EPCIYOEUQQHAL6VHSUH4OE73EZ

not attested not anchored not stored refs pending

Thermal Evolution of Neutron Stars in 2 Dimensions

Fridolin Weber, Rodrigo Negreiros, Stefan Schramm

arxiv:1201.2381 v3 · 2012-01-11 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EPCIYOEUQQHAL6VHSUH4OE73EZ}

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	2026-05-18T03:54:39.121575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23c48c3894840e05faa7950fc713fb264329b7838113d3a54009f515b4b14e2e

Aliases

arxiv: 1201.2381 · arxiv_version: 1201.2381v3 · doi: 10.48550/arxiv.1201.2381 · pith_short_12: EPCIYOEUQQHA · pith_short_16: EPCIYOEUQQHAL6VH · pith_short_8: EPCIYOEU

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/EPCIYOEUQQHAL6VHSUH4OE73EZ \
  | 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: 23c48c3894840e05faa7950fc713fb264329b7838113d3a54009f515b4b14e2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "027f9c5bd203887031c44135936967948df3f3e33ed162fa93ef94a02d0bded4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-01-11T19:11:25Z",
    "title_canon_sha256": "c0b5c03ff153287f36c5e7eaf5c2b6ea8832b06eb085da834dd5546e299e2f73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2381",
    "kind": "arxiv",
    "version": 3
  }
}