Pith Number

pith:GVF2Z7S3

pith:2012:GVF2Z7S3RPQXWHWG4KS3K6YL5A

not attested not anchored not stored refs pending

A new method based on Markov chains for deriving SB2 orbits directly from their spectra

B. Famaey, D. Pourbaix, F. Arenou, J.-B. Salomon, J.-L. Halbwachs, L. Tal-Or, P. Guillout, R. Ibata, T. Mazeh, Y. Lebreton

arxiv:1210.0841 v1 · 2012-10-02 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GVF2Z7S3RPQXWHWG4KS3K6YL5A}

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	2026-05-18T03:44:14.130281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

354bacfe5b8be17b1ec6e2a5b57b0be82d9f83fbad39e228fe269ca8f444813d

Aliases

arxiv: 1210.0841 · arxiv_version: 1210.0841v1 · doi: 10.48550/arxiv.1210.0841 · pith_short_12: GVF2Z7S3RPQX · pith_short_16: GVF2Z7S3RPQXWHWG · pith_short_8: GVF2Z7S3

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/GVF2Z7S3RPQXWHWG4KS3K6YL5A \
  | 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: 354bacfe5b8be17b1ec6e2a5b57b0be82d9f83fbad39e228fe269ca8f444813d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2db5dc6d646fedd949c10d7b574a58afde18ecbbeb6de3ad7ec9d86ab943fe5a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-02T16:52:00Z",
    "title_canon_sha256": "8e674c5fd0981d79d38e36e3a296988106571e04ac9962d10bb614df63ce28aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0841",
    "kind": "arxiv",
    "version": 1
  }
}