Pith Number

pith:WPONAMYO

pith:2007:WPONAMYOGCOIFLT7OLBQL36UD7

not attested not anchored not stored refs pending

The Role of Mass and Environment in Multiple Star Formation: A 2MASS Survey of Wide Multiplicity in Three Young Associations

Adam L. Kraus, Lynne A. Hillenbrand (Caltech)

arxiv:astro-ph/0702545 v1 · 2007-02-20 · 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{WPONAMYOGCOIFLT7OLBQL36UD7}

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	2026-05-18T04:29:06.344369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3dcd0330e309c82ae7f72c305efd41fc3c23b59e6b7f6469d9069c72640aacf

Aliases

arxiv: astro-ph/0702545 · arxiv_version: astro-ph/0702545v1 · doi: 10.48550/arxiv.astro-ph/0702545 · pith_short_12: WPONAMYOGCOI · pith_short_16: WPONAMYOGCOIFLT7 · pith_short_8: WPONAMYO

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/WPONAMYOGCOIFLT7OLBQL36UD7 \
  | 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: b3dcd0330e309c82ae7f72c305efd41fc3c23b59e6b7f6469d9069c72640aacf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97bbe7c38b36b6915e003d9b3e83407a6594625e2e90d4bc34047ff955d56636",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-20T21:39:16Z",
    "title_canon_sha256": "01e1c5dca3e665deb493d15a686471259a28920b347926fd89c3229e215761e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702545",
    "kind": "arxiv",
    "version": 1
  }
}