Pith Number

pith:7CPDPBBX

pith:2025:7CPDPBBXNKOR6F7IGXZCNNK23I

not attested not anchored not stored refs pending

Toward the fabric of the Milky Way I. The density of disk streams from a local $250^3$ pc$^3$ volume

Emily L. Hunt, Jo\~ao Alves, N\'uria Miret-Roig, Sebastian Ratzenb\"ock, Stefan Meingast, Torsten M\"oller

arxiv:2509.07075 v2 · 2025-09-08 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CPDPBBXNKOR6F7IGXZCNNK23I}

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	2026-07-05T12:08:08.556644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f89e3784376a9d1f17e835f226b55ada31a8f14d475592640e21f79559d56da7

Aliases

arxiv: 2509.07075 · arxiv_version: 2509.07075v2 · doi: 10.48550/arxiv.2509.07075 · pith_short_12: 7CPDPBBXNKOR · pith_short_16: 7CPDPBBXNKOR6F7I · pith_short_8: 7CPDPBBX

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/7CPDPBBXNKOR6F7IGXZCNNK23I \
  | 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: f89e3784376a9d1f17e835f226b55ada31a8f14d475592640e21f79559d56da7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65bf8645a02f08190057596b7193b9b98f9361828c7d07d13ad610a6b06e52ca",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-09-08T18:00:02Z",
    "title_canon_sha256": "873dd990855150ec8d4197dc56854a58281f9d777dc957e809b6fc359ecf2f6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.07075",
    "kind": "arxiv",
    "version": 2
  }
}