Pith Number

pith:VPD3NHJL

pith:2014:VPD3NHJL5MLMB5E6CSURVYYMTV

not attested not anchored not stored refs pending

The Nucleus of Main-Belt Comet P/2010 R2 (La Sagra)

Henry H. Hsieh

arxiv:1408.4860 v1 · 2014-08-21 · 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{VPD3NHJL5MLMB5E6CSURVYYMTV}

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	2026-05-18T01:42:16.414168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abc7b69d2beb16c0f49e14a91ae30c9d60c75ae4ab25e20fa8d60780ec5e7387

Aliases

arxiv: 1408.4860 · arxiv_version: 1408.4860v1 · doi: 10.48550/arxiv.1408.4860 · pith_short_12: VPD3NHJL5MLM · pith_short_16: VPD3NHJL5MLMB5E6 · pith_short_8: VPD3NHJL

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/VPD3NHJL5MLMB5E6CSURVYYMTV \
  | 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: abc7b69d2beb16c0f49e14a91ae30c9d60c75ae4ab25e20fa8d60780ec5e7387

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2b8a524a6b0630c0743d2dfd9434c7b83ceb00019741fc6aaab8c343b94eec2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-08-21T02:58:40Z",
    "title_canon_sha256": "f9114290e3bd3681ab0918b2700f999a9576868ffedb4687a5614a897129c4b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4860",
    "kind": "arxiv",
    "version": 1
  }
}