Pith Number

pith:MUPB2TPC

pith:2003:MUPB2TPCYWLAL6UYWAU6O2HFKC

not attested not anchored not stored refs pending

Low Mass Stars and Substellar Objects in the NGC 1333 Molecular Cloud

Ayman Mikhail, Bruce A. Wilking (Dept. of Physics & Astronomy, Glenn Carlson (Dept.of Physics & Astronomy, Michael R. Meyer (Steward Observatory, The University of Arizona), Thomas P. Greene (NASA-Ames Research Center), University of Missouri- St. Louis), University of Missouri-St. Louis)

arxiv:astro-ph/0312357 v1 · 2003-12-13 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MUPB2TPCYWLAL6UYWAU6O2HFKC}

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	2026-05-18T02:33:01.734719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

651e1d4de2c59605fa98b029e768e550a3af651997e4e1575f435a0f01a7779d

Aliases

arxiv: astro-ph/0312357 · arxiv_version: astro-ph/0312357v1 · doi: 10.48550/arxiv.astro-ph/0312357 · pith_short_12: MUPB2TPCYWLA · pith_short_16: MUPB2TPCYWLAL6UY · pith_short_8: MUPB2TPC

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/MUPB2TPCYWLAL6UYWAU6O2HFKC \
  | 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: 651e1d4de2c59605fa98b029e768e550a3af651997e4e1575f435a0f01a7779d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc7193498cad10c8c858af5f40537fde5ad85c804f403e810e8712f4d058ffe6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-12-13T09:49:44Z",
    "title_canon_sha256": "f4d80de0a4a6282ea04f3bf5a42dc9e0981d1c492947c03712f63c8aa486cb4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0312357",
    "kind": "arxiv",
    "version": 1
  }
}