Pith Number

pith:ZSUHOCJK

pith:2001:ZSUHOCJKA7WB642D3M6JODVXPW

not attested not anchored not stored refs pending

The Classification of T Dwarfs

Adam J. Burgasser, J. Davy Kirkpatrick, Michael E. Brown

arxiv:astro-ph/0101243 v1 · 2001-01-15 · 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{ZSUHOCJKA7WB642D3M6JODVXPW}

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	2026-07-04T14:11:00.381735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cca877092a07ec1f7343db3c970eb77da29975eaa9c99fd92dedceec0787975b

Aliases

arxiv: astro-ph/0101243 · arxiv_version: astro-ph/0101243v1 · doi: 10.48550/arxiv.astro-ph/0101243 · pith_short_12: ZSUHOCJKA7WB · pith_short_16: ZSUHOCJKA7WB642D · pith_short_8: ZSUHOCJK

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/ZSUHOCJKA7WB642D3M6JODVXPW \
  | 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: cca877092a07ec1f7343db3c970eb77da29975eaa9c99fd92dedceec0787975b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67435c3be2b87fd2248de207be6c4e6923859fb4b070bfa754e89728a61744d0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-15T18:38:54Z",
    "title_canon_sha256": "99233e3cb14bab51bc9306f60f3037259b07fe01310008a868e4a7f39bcbd254"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101243",
    "kind": "arxiv",
    "version": 1
  }
}