Pith Number

pith:CGSHH2AZ

pith:2011:CGSHH2AZHH4SNECRTD5AWTJTND

not attested not anchored not stored refs pending

The photo-biophylic character of the Milky Way

Jorge Horvath, Osmel Mart\'in, Rolando C\'ardenas

arxiv:1102.5376 v1 · 2011-02-26 · astro-ph.EP · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CGSHH2AZHH4SNECRTD5AWTJTND}

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	2026-05-18T04:27:37.584624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11a473e81939f926905198fa0b4d3368f1c50163f936a8e7ada7002e11d8ce5c

Aliases

arxiv: 1102.5376 · arxiv_version: 1102.5376v1 · doi: 10.48550/arxiv.1102.5376 · pith_short_12: CGSHH2AZHH4S · pith_short_16: CGSHH2AZHH4SNECR · pith_short_8: CGSHH2AZ

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/CGSHH2AZHH4SNECRTD5AWTJTND \
  | 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: 11a473e81939f926905198fa0b4d3368f1c50163f936a8e7ada7002e11d8ce5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b99d1306c8b56e426f2f8e7996dcdc530bed007a22f886425749919339671f6",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-02-26T00:02:38Z",
    "title_canon_sha256": "47a6959e5adc5bbfde57ff174ab49f6dd7bdedeef15073418f545510fd486368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5376",
    "kind": "arxiv",
    "version": 1
  }
}