Pith Number

pith:6N3JRHK5

pith:2011:6N3JRHK5XP237AXHRUW7AK3K2Q

not attested not anchored not stored refs pending

Metallicity gradients of disc stars for a cosmologically simulated galaxy

Alina Kiessling, Awat Rahimi, Brad K. Gibson, Carlos Allende Prieto, Chris B. Brook, Daisuke Kawata

arxiv:1103.6150 v1 · 2011-03-31 · astro-ph.GA · 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{6N3JRHK5XP237AXHRUW7AK3K2Q}

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	2026-05-18T02:02:42.243161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f376989d5dbbf5bf82e78d2df02b6ad42b3a32947b56db9369bdd971e0c6d87b

Aliases

arxiv: 1103.6150 · arxiv_version: 1103.6150v1 · doi: 10.48550/arxiv.1103.6150 · pith_short_12: 6N3JRHK5XP23 · pith_short_16: 6N3JRHK5XP237AXH · pith_short_8: 6N3JRHK5

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/6N3JRHK5XP237AXHRUW7AK3K2Q \
  | 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: f376989d5dbbf5bf82e78d2df02b6ad42b3a32947b56db9369bdd971e0c6d87b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ba9ae2c8cac2af9a62c600716b7bd94b6ae4e5d88953881da627f71750afd45",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-03-31T11:58:48Z",
    "title_canon_sha256": "32f3db153f6202a5f75dfb3c8063761a114b12c766231d5a3ffa694ce3c304c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.6150",
    "kind": "arxiv",
    "version": 1
  }
}