Pith Number

pith:KCG2JWB3

pith:2018:KCG2JWB3I46PWJO2HVBMJH6GWF

not attested not anchored not stored refs pending

Spectral and Temporal Variability of Earth Observed in Polarization

Claudia Emde, Daphne M. Stam, Michael F. Sterzik, Mihail Manev, Stefano Bagnulo

arxiv:1811.12079 v1 · 2018-11-29 · 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{KCG2JWB3I46PWJO2HVBMJH6GWF}

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	2026-05-17T23:55:10.869292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

508da4d83b473cfb25da3d42c49fc6b172419fe89b6c40a84ec9d5b568c84a4c

Aliases

arxiv: 1811.12079 · arxiv_version: 1811.12079v1 · doi: 10.48550/arxiv.1811.12079 · pith_short_12: KCG2JWB3I46P · pith_short_16: KCG2JWB3I46PWJO2 · pith_short_8: KCG2JWB3

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/KCG2JWB3I46PWJO2HVBMJH6GWF \
  | 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: 508da4d83b473cfb25da3d42c49fc6b172419fe89b6c40a84ec9d5b568c84a4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a728c77d002f844b32b2a61d95ff52e461f964d961d1340d0f61bc76ba0763d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-11-29T11:38:38Z",
    "title_canon_sha256": "a063ceaffc4725e78b91a222166660ab423881291bd936c67fceb3a770204557"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12079",
    "kind": "arxiv",
    "version": 1
  }
}