Pith Number

pith:Y7UFFUFV

pith:2010:Y7UFFUFVGT64TFVOTPOXR3HHWY

not attested not anchored not stored refs pending

Arm & Interarm Star Formation in Spiral Galaxies

Adam Leroy, Fabian Walter, Hans-Walter Rix, Kelly Foyle

arxiv:1010.0678 v1 · 2010-10-04 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y7UFFUFVGT64TFVOTPOXR3HHWY}

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	2026-05-18T02:05:11.737274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7e852d0b534fdc996ae9bdd78ece7b60f01d76fa1176845a4e037fadf050868

Aliases

arxiv: 1010.0678 · arxiv_version: 1010.0678v1 · doi: 10.48550/arxiv.1010.0678 · pith_short_12: Y7UFFUFVGT64 · pith_short_16: Y7UFFUFVGT64TFVO · pith_short_8: Y7UFFUFV

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/Y7UFFUFVGT64TFVOTPOXR3HHWY \
  | 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: c7e852d0b534fdc996ae9bdd78ece7b60f01d76fa1176845a4e037fadf050868

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3b012ef52551174bbb8b8f63ea1eddd609818cf6bf10c3b9e3a5ba9d14fd654",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-04T20:00:05Z",
    "title_canon_sha256": "fcb4453edef8d46b0a693a183defb4495b8a54eb3f2fe14862a3b582127923da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.0678",
    "kind": "arxiv",
    "version": 1
  }
}