Pith Number

pith:34ADFIRP

pith:2018:34ADFIRPZUYAWS5PB3EKHFPNY2

not attested not anchored not stored refs pending

Linking surface morphology, composition, and activity on the nucleus of 67P/Churyumov-Gerasimenko

B. Davidsson, C. Barbieri, C. Feller, C. Guttler, C. Tubiana, D. Bodewits, D. Koschny, F. La Forgia, F. Marzari, G. Cremonese, G. Naletto, H. Sierks, H.U. Keller, I. Bertini, I. Toth, J. Agarwal, J. Deller, J.D.P. Deshapriya, J.J. Lopez Moreno, J.-L. Bertaux, M.A. Barucci, M. De Cecco, M. Fulle, M. K\"uppers, M. Lazzarin, M. L. Lara, M. Pajola, P.H. Hasselmann, P. J. Gutierrez, P. L. Lamy, R. Rodrigo, S. Debei, S. Ferrari, S. Fornasier, S. Mottola, V. Da Deppo, V.H. Hoang, W.-H. Ip, X. Shi, Z-Y Lin

arxiv:1809.03997 v1 · 2018-09-11 · 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{34ADFIRPZUYAWS5PB3EKHFPNY2}

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	2026-07-05T00:06:31.076855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df0032a22fcd300b4baf0ec8a395edc69531d526e9b88668843a4c97945e2979

Aliases

arxiv: 1809.03997 · arxiv_version: 1809.03997v1 · doi: 10.48550/arxiv.1809.03997 · pith_short_12: 34ADFIRPZUYA · pith_short_16: 34ADFIRPZUYAWS5P · pith_short_8: 34ADFIRP

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/34ADFIRPZUYAWS5PB3EKHFPNY2 \
  | 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: df0032a22fcd300b4baf0ec8a395edc69531d526e9b88668843a4c97945e2979

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad41462bcb709c5caa9367fa2c4c60add690b3912328a1c9fb224d503d80518a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-09-11T16:05:42Z",
    "title_canon_sha256": "c929da81df291d86dcf8ecb379064f7b8e69457e1c6ae117acb95faf17772984"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03997",
    "kind": "arxiv",
    "version": 1
  }
}