Pith Number

pith:J53PCPDW

pith:2018:J53PCPDWE476ZCZWAA7KRPPK55

not attested not anchored not stored refs pending

High Energy Processes in Wolf-Rayet Stars

Manuel Guedel, Stephen L. Skinner, Svetozar Zhekov, Werner Schmutz

arxiv:1812.03954 v1 · 2018-12-10 · astro-ph.SR · 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{J53PCPDWE476ZCZWAA7KRPPK55}

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	2026-05-17T23:49:02.696385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f76f13c76273fec8b36003ea8bdeaef791b37aa3b01eabfc263477d2a3f1fb3

Aliases

arxiv: 1812.03954 · arxiv_version: 1812.03954v1 · doi: 10.48550/arxiv.1812.03954 · pith_short_12: J53PCPDWE476 · pith_short_16: J53PCPDWE476ZCZW · pith_short_8: J53PCPDW

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/J53PCPDWE476ZCZWAA7KRPPK55 \
  | 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: 4f76f13c76273fec8b36003ea8bdeaef791b37aa3b01eabfc263477d2a3f1fb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c32adfac7318712362b0089080e1f95dcc4e50d9ec9aa6be6786cfdc9674e6d1",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-10T18:08:53Z",
    "title_canon_sha256": "9945a64e5b7e419b3bef7ba6b40b6ae94e223d97fe0f5de705be1c5ae4e2e88b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03954",
    "kind": "arxiv",
    "version": 1
  }
}