Pith Number

pith:VV3C7F33

pith:2011:VV3C7F33IGJHP3RIAZXGQAL7ZQ

not attested not anchored not stored refs pending

The substellar population of Sigma Orionis: A deep wide survey

C. A. L. Bailer-Jones, D. Barrado, E. L. Mart\'in, J. A. Caballero, M. R. Zapatero Osorio, R. Mundt, R. Rebolo, V. J. S. B\'ejar

arxiv:1109.1210 v1 · 2011-09-06 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VV3C7F33IGJHP3RIAZXGQAL7ZQ}

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	2026-05-18T02:00:38.948626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad762f977b419277ee28066e68017fcc00ba773b65ce24483faff4f5aece3fa9

Aliases

arxiv: 1109.1210 · arxiv_version: 1109.1210v1 · doi: 10.48550/arxiv.1109.1210 · pith_short_12: VV3C7F33IGJH · pith_short_16: VV3C7F33IGJHP3RI · pith_short_8: VV3C7F33

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/VV3C7F33IGJHP3RIAZXGQAL7ZQ \
  | 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: ad762f977b419277ee28066e68017fcc00ba773b65ce24483faff4f5aece3fa9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c10c594c9135f7569188e1f9b1509719ac0048c70f2dcaed156d7fc225c3e11e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-06T15:18:41Z",
    "title_canon_sha256": "599d449628ce29f597471ec3e0787fc1b24061f5b3a1b25d965c2bcb539c25bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1210",
    "kind": "arxiv",
    "version": 1
  }
}