Pith Number

pith:KCOJ2B6Q

pith:2006:KCOJ2B6QXB5T3XHJP4TLSO5D4T

not attested not anchored not stored refs pending

Relation between the luminosity of young stellar objects and their circumstellar environment

Dejan Vinkovic, Tomislav Jurkic

arxiv:astro-ph/0612039 v1 · 2006-12-01 · 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{KCOJ2B6QXB5T3XHJP4TLSO5D4T}

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	2026-07-04T15:36:24.444239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

509c9d07d0b87b3ddce97f26b93ba3e4e79fabe9ed21a6754de40134fe382568

Aliases

arxiv: astro-ph/0612039 · arxiv_version: astro-ph/0612039v1 · doi: 10.48550/arxiv.astro-ph/0612039 · pith_short_12: KCOJ2B6QXB5T · pith_short_16: KCOJ2B6QXB5T3XHJ · pith_short_8: KCOJ2B6Q

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/KCOJ2B6QXB5T3XHJP4TLSO5D4T \
  | 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: 509c9d07d0b87b3ddce97f26b93ba3e4e79fabe9ed21a6754de40134fe382568

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c17a4a55eadcc6b69c2a46003aa9a641004067b8aabf1bedd722bff23024afa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-01T20:43:10Z",
    "title_canon_sha256": "a134889d5aba7578f2f2f784a0d4597c4f22d0846d5d317b88fb509df8e3c427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612039",
    "kind": "arxiv",
    "version": 1
  }
}