Pith Number

pith:QW2G75GK

pith:2013:QW2G75GKCETWYTXWJUT7VHFVG6

not attested not anchored not stored refs pending

A library of near-infrared integral field spectra of young M-L dwarfs

A.-M. Lagrange, C. Dumas, C. Pinte, D. Homeier, F. Allard, G. Chauvin, M. Bonnefoy, P. Rojo

arxiv:1306.3709 v1 · 2013-06-16 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QW2G75GKCETWYTXWJUT7VHFVG6}

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	2026-05-18T01:49:16.414656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85b46ff4ca11276c4ef64d27fa9cb537b7a09c70a1bb3958dfca18c26dfc30be

Aliases

arxiv: 1306.3709 · arxiv_version: 1306.3709v1 · doi: 10.48550/arxiv.1306.3709 · pith_short_12: QW2G75GKCETW · pith_short_16: QW2G75GKCETWYTXW · pith_short_8: QW2G75GK

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/QW2G75GKCETWYTXWJUT7VHFVG6 \
  | 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: 85b46ff4ca11276c4ef64d27fa9cb537b7a09c70a1bb3958dfca18c26dfc30be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0da691e1ab61000dfe550b22862396098db18caf8786afddabbea687b1180f5",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-06-16T21:36:49Z",
    "title_canon_sha256": "9874faf4a8a777824c61b1050614f928e7108418e4c3d124f0e00b4907f45029"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.3709",
    "kind": "arxiv",
    "version": 1
  }
}