Pith Number

pith:N5BF2YCS

pith:2017:N5BF2YCS7DMHD7QQZ742UUAXJD

not attested not anchored not stored refs pending

Major Outburst and Splitting of Long-Period Comet C/2015 ER61 (Pan-STARRS)

Zdenek Sekanina

arxiv:1712.03197 v1 · 2017-12-08 · 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{N5BF2YCS7DMHD7QQZ742UUAXJD}

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	2026-05-18T00:28:28.084102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f425d6052f8d871fe10cff9aa501748e3fefd244f86c3397a19efd94380ded8

Aliases

arxiv: 1712.03197 · arxiv_version: 1712.03197v1 · doi: 10.48550/arxiv.1712.03197 · pith_short_12: N5BF2YCS7DMH · pith_short_16: N5BF2YCS7DMHD7QQ · pith_short_8: N5BF2YCS

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/N5BF2YCS7DMHD7QQZ742UUAXJD \
  | 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: 6f425d6052f8d871fe10cff9aa501748e3fefd244f86c3397a19efd94380ded8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b32594e36a05716bdbff5741107fc44cac9b79b78e1d119e84772a88e7c33682",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-12-08T17:48:30Z",
    "title_canon_sha256": "7c1474ea8d9f8bf5e7b1935bd6028bc9446c1d5190b54f6838ad2339a4f243a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03197",
    "kind": "arxiv",
    "version": 1
  }
}