Pith Number

pith:YUB4TFY6

pith:2010:YUB4TFY6WCUIG7JLZU32DOFJVC

not attested not anchored not stored refs pending

A study of the distant activity of comet C/2006 W3 (Christensen) using Herschel and ground-based radio telescopes

A.S. Medvedev, B.M. Swinyard, B. Vandenbussche, C. Jarchow, C. Waelkens, D. Bockel\'ee-Morvan, D.C. Lis, D. Hutsem\'ekers, D. Naylor, E. Bergin, E. Jehin, E. Lellouch, F. Bensch, G.A. Blake, J.A.D.L. Blommaert, J. Cernicharo, J. Crovisier, J. Manfroid, L. Decin, L.M. Lara, M. Banaszkiewicz, M. de Val-Borro, M. Emprechtinger, M.I. Blecka, M. Kidger, M.K. K\"uppers, M. Rengel, N. Biver, N.Thomas, P. Encrenaz, P. Hartogh, R. Moreno, R. Schieder, S. Leeks, S. Szutowicz, T. de Graauw, T. Encrenaz, T. Fulton

arxiv:1005.1592 v1 · 2010-05-10 · 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{YUB4TFY6WCUIG7JLZU32DOFJVC}

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	2026-07-04T17:32:06.466081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c503c9971eb0a8837d2bcd37a1b8a9a8812d559cce28ebb1f8965f973f305cc6

Aliases

arxiv: 1005.1592 · arxiv_version: 1005.1592v1 · doi: 10.48550/arxiv.1005.1592 · pith_short_12: YUB4TFY6WCUI · pith_short_16: YUB4TFY6WCUIG7JL · pith_short_8: YUB4TFY6

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/YUB4TFY6WCUIG7JLZU32DOFJVC \
  | 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: c503c9971eb0a8837d2bcd37a1b8a9a8812d559cce28ebb1f8965f973f305cc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28dc1deeafb0d2323adbfa96733b041606c9957b7e09aa48c11c4d007e20f630",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2010-05-10T15:34:28Z",
    "title_canon_sha256": "5b128bfb83ef90f0372bcced04614bc864db3481e174360bae7a168523007faf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1592",
    "kind": "arxiv",
    "version": 1
  }
}