Pith Number

pith:UZ2XSRVX

pith:2017:UZ2XSRVXJTSZ3A25U3P3AHJHTL

not attested not anchored not stored refs pending

Color variations of Comet C/2013 UQ4 (Catalina)

Artyom Novichonok, Evgenij Zubko, Gorden Videen, J\'an Svore\v{n}, Joseph L. Hora, Michael Mommert, Oleksandra Ivanova, Olena Shubina, Serhii Borysenko, Zuzana Seman Kri\v{s}andov\'a

arxiv:1706.01228 v1 · 2017-06-05 · 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{UZ2XSRVXJTSZ3A25U3P3AHJHTL}

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	2026-05-18T00:43:04.106704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6757946b74ce59d835da6dfb01d279ac85d346f21a24a182a3edc47c96bb878

Aliases

arxiv: 1706.01228 · arxiv_version: 1706.01228v1 · doi: 10.48550/arxiv.1706.01228 · pith_short_12: UZ2XSRVXJTSZ · pith_short_16: UZ2XSRVXJTSZ3A25 · pith_short_8: UZ2XSRVX

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/UZ2XSRVXJTSZ3A25U3P3AHJHTL \
  | 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: a6757946b74ce59d835da6dfb01d279ac85d346f21a24a182a3edc47c96bb878

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d5c023efc285d9f86b731013dc4e72ae84d8cfda174b200cc369948cdf3bd2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-06-05T07:55:12Z",
    "title_canon_sha256": "ac53429ad689b02fa0f1ca87cec8712c55d5672bb3bca7976649be70de7080bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01228",
    "kind": "arxiv",
    "version": 1
  }
}