Pith Number

pith:VP3O3NA4

pith:2012:VP3O3NA4LZBHPZDZOD3OANJLKK

not attested not anchored not stored refs pending

The AstraLux Large M-dwarf Multiplicity Survey

Carolina Bergfors, Carolin Schnupp, Eva Schmalzl, Felix Hormuth, Markus Janson, Natalia Kudryavtseva, Sebastian Daemgen, Stefan Hippler, Thomas Henning, Wolfgang Brandner

arxiv:1205.4718 v1 · 2012-05-21 · 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{VP3O3NA4LZBHPZDZOD3OANJLKK}

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	2026-05-18T01:57:24.858827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abf6edb41c5e4277e47970f6e0352b528525c323e56d0910b4081c731817607e

Aliases

arxiv: 1205.4718 · arxiv_version: 1205.4718v1 · doi: 10.48550/arxiv.1205.4718 · pith_short_12: VP3O3NA4LZBH · pith_short_16: VP3O3NA4LZBHPZDZ · pith_short_8: VP3O3NA4

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/VP3O3NA4LZBHPZDZOD3OANJLKK \
  | 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: abf6edb41c5e4277e47970f6e0352b528525c323e56d0910b4081c731817607e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47d197cfbe7a84b1506b66ad4a2863c837f0dcd35870882d5c727a595c1e8eab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-05-21T20:00:03Z",
    "title_canon_sha256": "c1102bf89254abdd435951f2bc0afe0320b55d913910c14b1585e00998f42c42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4718",
    "kind": "arxiv",
    "version": 1
  }
}