Pith Number

pith:GI5KKYGL

pith:2015:GI5KKYGL3HGQ5FCJOJCCZ6WFIS

not attested not anchored not stored refs pending

Results from the Worldwide Coma Morphology Campaign for Comet ISON (C/2012 S1)

48 co-authors, Nalin H. Samarasinha

arxiv:1511.07592 v1 · 2015-11-24 · 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{GI5KKYGL3HGQ5FCJOJCCZ6WFIS}

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	2026-05-18T01:23:53.980644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

323aa560cbd9cd0e944972442cfac54488dfeadc31be579b60aa790b91e1e8ea

Aliases

arxiv: 1511.07592 · arxiv_version: 1511.07592v1 · doi: 10.48550/arxiv.1511.07592 · pith_short_12: GI5KKYGL3HGQ · pith_short_16: GI5KKYGL3HGQ5FCJ · pith_short_8: GI5KKYGL

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/GI5KKYGL3HGQ5FCJOJCCZ6WFIS \
  | 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: 323aa560cbd9cd0e944972442cfac54488dfeadc31be579b60aa790b91e1e8ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f1f7b7325583a8bba7581dc63089f0d7627abb5c4cb8bb1a0ed58dcf258eaeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-11-24T06:59:20Z",
    "title_canon_sha256": "2070bc1c629d3d15d9fad2ec8417b0fad42117b13793a5dba3f702c1b61809f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07592",
    "kind": "arxiv",
    "version": 1
  }
}