Pith Number

pith:EGSMJBJF

pith:2017:EGSMJBJFYWAYBUBJTKV5G5IAL7

not attested not anchored not stored refs pending

Constraints on cometary surface evolution derived from a statistical analysis of 67P's topography

A. Gicquel, B. Davidsson, C. Barbieri, C. Feller, C. G\"uttler, C. Tubiana, D. de Niem, D. Koschny, E. Kuehrt, F. Marzari, F. Preusker, F. Scholten, G. Cremonese, G. Kovacs, G. Naletto, H. Rickman, H. Sierks, H. U. Keller, I. Bertini, I. Toth, J.-B. Vincent, J. Deller, J. J. Lopez Moreno, J. Knollenberg, J.-L. Bertaux, J.-R. Kramm, L. Jorda, L. M. Lara, L. Penasa, M. A. Barucci, M. De Cecco, M. F. A'Hearn, M. Fulle, M. Hofmann, M. K\"uppers, M. Lazzarin, M. Pajola, N. Oklay, N. Thomas, O. Groussin, P. Guti\'errez-Marquez, P. J. Guti\'errez, P. L. Lamy, R. Rodrigo, S. Boudreault, S. Debei, S.F. Hviid, S. Fornasier, S. Mottola, V. Da Deppo, W.-H. Ip, X. Hu, X. Shi, Z.-Y. Lin

arxiv:1707.00734 v2 · 2017-07-03 · 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{EGSMJBJFYWAYBUBJTKV5G5IAL7}

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	2026-05-18T00:39:45.795690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21a4c48525c58180d0299aabd375005ff21a8f157f77a84e8ab0d0c14ee8794b

Aliases

arxiv: 1707.00734 · arxiv_version: 1707.00734v2 · doi: 10.48550/arxiv.1707.00734 · pith_short_12: EGSMJBJFYWAY · pith_short_16: EGSMJBJFYWAYBUBJ · pith_short_8: EGSMJBJF

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/EGSMJBJFYWAYBUBJTKV5G5IAL7 \
  | 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: 21a4c48525c58180d0299aabd375005ff21a8f157f77a84e8ab0d0c14ee8794b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef1ba8b05c1372e79989ff272a197ca99ee5c6896e785e490a25d0c8df6d710d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-07-03T19:19:32Z",
    "title_canon_sha256": "fe0546c82ab9182c6189eb28ddabb7470a9146c850230fbd21b68b6ca44ce898"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00734",
    "kind": "arxiv",
    "version": 2
  }
}