Pith Number

pith:W7FNTRB5

pith:2011:W7FNTRB5343RKREKRSNG6NNIF2

not attested not anchored not stored refs pending

A spectral comparison of (379) Huenna and its satellite

Alin Nedelcu, Benoit Carry, Francesca DeMeo, Franck Marchis, Herve Bouy, Michael Busch, Mirel Birlan, Pascal Descamps, Richard P. Binzel, Schelte J. Bus

arxiv:1102.1623 v1 · 2011-02-08 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W7FNTRB5343RKREKRSNG6NNIF2}

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	2026-05-18T02:03:15.385262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7cad9c43ddf3715448a8c9a6f35a82ea0979f0fbf678b77fdd9c7826603f1a5

Aliases

arxiv: 1102.1623 · arxiv_version: 1102.1623v1 · doi: 10.48550/arxiv.1102.1623 · pith_short_12: W7FNTRB5343R · pith_short_16: W7FNTRB5343RKREK · pith_short_8: W7FNTRB5

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/W7FNTRB5343RKREKRSNG6NNIF2 \
  | 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: b7cad9c43ddf3715448a8c9a6f35a82ea0979f0fbf678b77fdd9c7826603f1a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1e351688db37cf5960ca884be0fcb8c71f8d707900f83ff1791b140a577d400",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-02-08T15:11:50Z",
    "title_canon_sha256": "09cd1815d1061b668ee1b7040f712b1072998042bacdff1dc6b166d7cd1af675"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1623",
    "kind": "arxiv",
    "version": 1
  }
}