Pith Number

pith:XONMQTNE

pith:2013:XONMQTNENWBE5RN4AMNSDFKEQW

not attested not anchored not stored refs pending

Salts and radiation products on the surface of Europa

K.P. Hand, M.E. Brown

arxiv:1303.0894 v1 · 2013-03-04 · 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{XONMQTNENWBE5RN4AMNSDFKEQW}

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	2026-05-18T01:51:17.055332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb9ac84da46d824ec5bc031b21954485a7099f6ef15174708e75c4180df6fa9b

Aliases

arxiv: 1303.0894 · arxiv_version: 1303.0894v1 · doi: 10.48550/arxiv.1303.0894 · pith_short_12: XONMQTNENWBE · pith_short_16: XONMQTNENWBE5RN4 · pith_short_8: XONMQTNE

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/XONMQTNENWBE5RN4AMNSDFKEQW \
  | 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: bb9ac84da46d824ec5bc031b21954485a7099f6ef15174708e75c4180df6fa9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a163ff96e4f8b4f29eeb29f28256acabfd9bd46fe5eb6693297b4c314edf8a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-03-04T23:53:56Z",
    "title_canon_sha256": "f008fa8505a8db256f5adac4f4a1fcaf330c375d7a6c220d66d88ca8907027cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0894",
    "kind": "arxiv",
    "version": 1
  }
}