Pith Number

pith:LW3WYFPI

pith:2019:LW3WYFPIS3MEEZNYTSDZMCY34A

not attested not anchored not stored refs pending

Volatile species in comet 67P/Churyumov-Gerasimenko -- investigating the link from the ISM to the terrestrial planets

David V. Bekaert, Maria N. Drozdovskaya, Martin Rubin, Michael W. Broadley, Susanne F. Wampfler

arxiv:1908.02960 v1 · 2019-08-08 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LW3WYFPIS3MEEZNYTSDZMCY34A}

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	2026-07-04T23:52:25.276970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5db76c15e896d84265b89c87960b1be02e02065b18f2ba2dbd58ba2658202cfe

Aliases

arxiv: 1908.02960 · arxiv_version: 1908.02960v1 · doi: 10.48550/arxiv.1908.02960 · pith_short_12: LW3WYFPIS3ME · pith_short_16: LW3WYFPIS3MEEZNY · pith_short_8: LW3WYFPI

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/LW3WYFPIS3MEEZNYTSDZMCY34A \
  | 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: 5db76c15e896d84265b89c87960b1be02e02065b18f2ba2dbd58ba2658202cfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "697f76c34700318a5b3f136f06fa6124902226c08fdb75dce9289e679d01b538",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-08-08T07:54:18Z",
    "title_canon_sha256": "113ccedd760081cba2a9a6cd89b390d4c9b1f6eb1916b1c919fb7932b8f212fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02960",
    "kind": "arxiv",
    "version": 1
  }
}