Pith Number

pith:MTWOVYE7

pith:2020:MTWOVYE7C4MF32UKD6GGSWASIT

not attested not anchored not stored refs pending

Measuring the Matter Density of the Galactic Disk Using Stellar Streams

Axel Widmark, Khyati Malhan, Pablo F. de Salas, Sofia Sivertsson

arxiv:2003.04318 v2 · 2020-03-09 · 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{MTWOVYE7C4MF32UKD6GGSWASIT}

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	2026-07-05T01:12:40.526973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64eceae09f17185dea8a1f8c69581244edb9515db50f347830cd9d4f6b2ec719

Aliases

arxiv: 2003.04318 · arxiv_version: 2003.04318v2 · doi: 10.48550/arxiv.2003.04318 · pith_short_12: MTWOVYE7C4MF · pith_short_16: MTWOVYE7C4MF32UK · pith_short_8: MTWOVYE7

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/MTWOVYE7C4MF32UKD6GGSWASIT \
  | 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: 64eceae09f17185dea8a1f8c69581244edb9515db50f347830cd9d4f6b2ec719

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b65f5baa5815c556d80ba4a13f1354058fbd3daa42bf2ee5ea38f289896d45d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-03-09T18:00:00Z",
    "title_canon_sha256": "d644b7e980f85462977ce1cdd771632112d786483a9ed9d5d91d8f81536c8239"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.04318",
    "kind": "arxiv",
    "version": 2
  }
}