Pith Number

pith:DXINN2CF

pith:2013:DXINN2CFZWLWOF5W5FXGLSYAW2

not attested not anchored not stored refs pending

Keck II Observations of Hemispherical Differences in H2O2 on Europa

Kevin P. Hand, Mike E. Brown

arxiv:1303.5895 v1 · 2013-03-23 · 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{DXINN2CFZWLWOF5W5FXGLSYAW2}

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	2026-05-18T03:30:00.986913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dd0d6e845cd976717b6e96e65cb00b6b41e163eddf0907aea7414558d1963b6

Aliases

arxiv: 1303.5895 · arxiv_version: 1303.5895v1 · doi: 10.48550/arxiv.1303.5895 · pith_short_12: DXINN2CFZWLW · pith_short_16: DXINN2CFZWLWOF5W · pith_short_8: DXINN2CF

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/DXINN2CFZWLWOF5W5FXGLSYAW2 \
  | 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: 1dd0d6e845cd976717b6e96e65cb00b6b41e163eddf0907aea7414558d1963b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "447866e398c10353697e76ec4c86e6caee37d44c9f94bca36bc4bce08dfb61b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-03-23T23:53:19Z",
    "title_canon_sha256": "5fcbcf4e60d5498e72fb56c7a90ef5d7881dff18962a23bbcecd8fdfe21f2840"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5895",
    "kind": "arxiv",
    "version": 1
  }
}