Pith Number

pith:YJSBAQ46

pith:2013:YJSBAQ46Z337VWONMX6GP65F57

not attested not anchored not stored refs pending

Star Formation in Orion's L1630 Cloud: an Infrared and Multi-epoch X-ray Study

David A. Principe, David A. Weintraub, Joel H. Kastner, Kenji Hamaguchi, Michael Richmond, Nicolas Grosso, William K. Teets

arxiv:1311.5232 v2 · 2013-11-20 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YJSBAQ46Z337VWONMX6GP65F57}

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	2026-05-18T01:46:11.904652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c26410439ecef7fad9cd65fc67fba5efc485a8485b02ccec578c421aee92da23

Aliases

arxiv: 1311.5232 · arxiv_version: 1311.5232v2 · doi: 10.48550/arxiv.1311.5232 · pith_short_12: YJSBAQ46Z337 · pith_short_16: YJSBAQ46Z337VWON · pith_short_8: YJSBAQ46

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/YJSBAQ46Z337VWONMX6GP65F57 \
  | 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: c26410439ecef7fad9cd65fc67fba5efc485a8485b02ccec578c421aee92da23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a0e4b994c6828afd8f6c9e67be88e33a2c2d28201fb2de01bd73744fd2322b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-11-20T21:00:21Z",
    "title_canon_sha256": "1c39ee4e834b803b1a7ad3fd5419cde0fec3a6cdc93a932afe6f06a530a91093"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5232",
    "kind": "arxiv",
    "version": 2
  }
}