Pith Number

pith:DA3OXP7H

pith:2013:DA3OXP7HAMN42OTCJOHED6GOQB

not attested not anchored not stored refs pending

Inside Out and Upside Down: Tracing the Assembly of a Simulated Disk Galaxy Using Mono-Age Stellar Populations

David H. Weinberg, Javiera Guedes, Jonathan C. Bird, Lucio Mayer, Piero Madau, Simone Callegari, Stelios Kazantzidis

arxiv:1301.0620 v2 · 2013-01-03 · 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{DA3OXP7HAMN42OTCJOHED6GOQB}

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	2026-05-18T01:52:21.757578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1836ebbfe7031bcd3a624b8e41f8ce804b413667bf0a3bb225b59986984560fd

Aliases

arxiv: 1301.0620 · arxiv_version: 1301.0620v2 · doi: 10.48550/arxiv.1301.0620 · pith_short_12: DA3OXP7HAMN4 · pith_short_16: DA3OXP7HAMN42OTC · pith_short_8: DA3OXP7H

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/DA3OXP7HAMN42OTCJOHED6GOQB \
  | 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: 1836ebbfe7031bcd3a624b8e41f8ce804b413667bf0a3bb225b59986984560fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "561390764caa6096e5401d69345eabe1e466f899b8167a4b6066cc337a1194b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-01-03T21:00:01Z",
    "title_canon_sha256": "5c3b08ed27cca8b3e5624773793a6de54083b4ae0a2674efc76e5797613782ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0620",
    "kind": "arxiv",
    "version": 2
  }
}