Pith Number

pith:N3GFCC7E

pith:2012:N3GFCC7EJEWT2V2MYZS6OYQAQT

not attested not anchored not stored refs pending

A 0.2 solar mass protostar with a Keplerian disk in the very young L1527 IRS system

David J. Wilner, Hsin-Fang Chiang, John J. Tobin, Laurent Loinard, Lee Hartmann, Leslie W. Looney, Nuria Calvet, Paola D'Alessio

arxiv:1212.0861 v1 · 2012-12-04 · astro-ph.GA · 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{N3GFCC7EJEWT2V2MYZS6OYQAQT}

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.

Cited by

1 paper in Pith

The Accretion Process on Protostars

Receipt and verification

First computed	2026-05-18T01:52:47.700179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ecc510be4492d3d574cc665e7620084cd495768f267c1b9792fe500019b6117

Aliases

arxiv: 1212.0861 · arxiv_version: 1212.0861v1 · doi: 10.48550/arxiv.1212.0861 · pith_short_12: N3GFCC7EJEWT · pith_short_16: N3GFCC7EJEWT2V2M · pith_short_8: N3GFCC7E

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/N3GFCC7EJEWT2V2MYZS6OYQAQT \
  | 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: 6ecc510be4492d3d574cc665e7620084cd495768f267c1b9792fe500019b6117

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b0fe3b50d8261a3c7fd7ca0c646a9305f588217f547f821aea37f4b152180ca",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-12-04T21:00:01Z",
    "title_canon_sha256": "411f6d5b2f6bd3379f2e0ecb2678ea8efd7cb640ddfa5f6423ba6128984e7072"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0861",
    "kind": "arxiv",
    "version": 1
  }
}