Pith Number

pith:Q3MH7EDM

pith:2012:Q3MH7EDMMRTU4RSKUVHMJMNHNV

not attested not anchored not stored refs pending

The Milky Way Project First Data Release: A Bubblier Galactic Disk

A. M. Smith, C. Cyganowski, C. J. Lintott, E. Bressert, G. Wolf-Chase, K. Arvidsson, K. Schawinski, M. S. Povich, R. J. Simpson, R. Sherman, S. Kendrew, S. Maddison

arxiv:1201.6357 v1 · 2012-01-30 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q3MH7EDMMRTU4RSKUVHMJMNHNV}

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	2026-05-18T01:58:37.936524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86d87f906c64674e464aa54ec4b1a76d6841ec2d0965ce6914c23c84795078b0

Aliases

arxiv: 1201.6357 · arxiv_version: 1201.6357v1 · doi: 10.48550/arxiv.1201.6357 · pith_short_12: Q3MH7EDMMRTU · pith_short_16: Q3MH7EDMMRTU4RSK · pith_short_8: Q3MH7EDM

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/Q3MH7EDMMRTU4RSKUVHMJMNHNV \
  | 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: 86d87f906c64674e464aa54ec4b1a76d6841ec2d0965ce6914c23c84795078b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b9e3ebb5c0ed2f9e7a3fc63798d449410c66745eeddd9f36be4858786fcc036",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-01-30T14:54:00Z",
    "title_canon_sha256": "9ce85b5a76347491d3d49a303784f47ede3213b29bc4dadf51f2e3d24f898980"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6357",
    "kind": "arxiv",
    "version": 1
  }
}