Pith Number

pith:OP2HFXPZ

pith:2008:OP2HFXPZXJ2FBYPHJ37EY57SSG

not attested not anchored not stored refs pending

Observation and modelling of dusty, low gravity L, and M dwarfs

Adam J. Burgasser, Andreas Seifahrt, Christiane Helling, Dagny L. Looper, Katelyn N. Allers, Kelle L. Cruz, Michael C. Cushing, S\"oren Witte, Ulrike Heiter

arxiv:0811.2484 v1 · 2008-11-15 · 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{OP2HFXPZXJ2FBYPHJ37EY57SSG}

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	2026-07-04T17:13:39.508376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73f472ddf9ba7450e1e74efe4c77f2918df8fddd5c5f1a88b5cacaf6d8fd0045

Aliases

arxiv: 0811.2484 · arxiv_version: 0811.2484v1 · doi: 10.48550/arxiv.0811.2484 · pith_short_12: OP2HFXPZXJ2F · pith_short_16: OP2HFXPZXJ2FBYPH · pith_short_8: OP2HFXPZ

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/OP2HFXPZXJ2FBYPHJ37EY57SSG \
  | 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: 73f472ddf9ba7450e1e74efe4c77f2918df8fddd5c5f1a88b5cacaf6d8fd0045

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41355f308036d5e4c0c9894fab6d5c045c9cc1e62b4244f2a8e3ed208cebb878",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-15T12:25:14Z",
    "title_canon_sha256": "424655b03c395bf7530e766b3b59bd6532aa556889e5fc6d2b7e5f4b572d355c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2484",
    "kind": "arxiv",
    "version": 1
  }
}