Pith Number

pith:4BD4MJKS

pith:2010:4BD4MJKSD67KKUR5S4WR2CMON4

not attested not anchored not stored refs pending

The Age, Stellar Content and Star Formation Timescale of the B59 Dense Core

August A. Muench, Carlos Roman-Zuniga, Charles J. Lada, Jan Forbrich, Joana Ascenso, Kevin R. Covey

arxiv:1007.2192 v2 · 2010-07-13 · 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{4BD4MJKSD67KKUR5S4WR2CMON4}

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	2026-05-18T02:06:22.318507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e047c625521fbea5523d972d1d098e6f1800453ec2b6339f914432ee666a4b3d

Aliases

arxiv: 1007.2192 · arxiv_version: 1007.2192v2 · doi: 10.48550/arxiv.1007.2192 · pith_short_12: 4BD4MJKSD67K · pith_short_16: 4BD4MJKSD67KKUR5 · pith_short_8: 4BD4MJKS

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/4BD4MJKSD67KKUR5S4WR2CMON4 \
  | 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: e047c625521fbea5523d972d1d098e6f1800453ec2b6339f914432ee666a4b3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed4b2620f10c2af7130746faa57fd222806f5a6597379cbf89cae884ba8065e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-07-13T20:13:04Z",
    "title_canon_sha256": "dd1d589c362bbc7ed4e0cd1e19b53bfc98bbbf6121d2064629bab28526bcc05f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2192",
    "kind": "arxiv",
    "version": 2
  }
}