Pith Number

pith:W2CZ7GNU

pith:2016:W2CZ7GNUS2HV2I7HP4O5B3PYTP

not attested not anchored not stored refs pending

Protostars: Forges of cosmic rays?

2), (2) INAF-Osservatorio Astrofisico di Arcetri, (3) CEA, (4) IRAP, A. Marcowith (1), Centre de Saclay, Firenze, France, France), Gif-sur-Yvette, IRFU, Italy, K. Ferri\`ere (4) ((1) Laboratoire Univers et Particules de Montpellier, M. Padovani (1, P. Hennebelle (3), Sap, Universit\'e de Montpellier, Universit\'e de Toulouse

arxiv:1602.08495 v2 · 2016-02-26 · astro-ph.HE · 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{W2CZ7GNUS2HV2I7HP4O5B3PYTP}

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	2026-05-18T01:13:55.100275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6859f99b4968f5d23e77f1dd0edf89bffb80f87e25cc0c1e8ef952f8571d96b

Aliases

arxiv: 1602.08495 · arxiv_version: 1602.08495v2 · doi: 10.48550/arxiv.1602.08495 · pith_short_12: W2CZ7GNUS2HV · pith_short_16: W2CZ7GNUS2HV2I7H · pith_short_8: W2CZ7GNU

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/W2CZ7GNUS2HV2I7HP4O5B3PYTP \
  | 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: b6859f99b4968f5d23e77f1dd0edf89bffb80f87e25cc0c1e8ef952f8571d96b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "505114c80a44787870482031e2b1a0bdb41307eca511b8e18d915fc4ac60d64d",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-02-26T21:00:05Z",
    "title_canon_sha256": "feed5ef88df56c1e2cf75618c94b5d22a7899d885d9db1e635f8aa7e95011a4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08495",
    "kind": "arxiv",
    "version": 2
  }
}