Pith Number

pith:L52DS7G3

pith:2017:L52DS7G3QLNIKIP4MVQIVIEJJS

not attested not anchored not stored refs pending

The Trojan Color Conundrum

David Jewitt

arxiv:1712.04855 v1 · 2017-12-13 · 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{L52DS7G3QLNIKIP4MVQIVIEJJS}

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	2026-05-18T00:25:15.670985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f74397cdb82da8521fc65608aa0894c94655251dc8862153b2498fc207500ed

Aliases

arxiv: 1712.04855 · arxiv_version: 1712.04855v1 · doi: 10.48550/arxiv.1712.04855 · pith_short_12: L52DS7G3QLNI · pith_short_16: L52DS7G3QLNIKIP4 · pith_short_8: L52DS7G3

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/L52DS7G3QLNIKIP4MVQIVIEJJS \
  | 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: 5f74397cdb82da8521fc65608aa0894c94655251dc8862153b2498fc207500ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e2c042cb38fa2e98e46b23dedf150cd237bf4ddf9f4691272e6682553858ee4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-12-13T16:41:43Z",
    "title_canon_sha256": "5f27c5b5b52abb49fc854a01d53747c62805de9177b33b709ada6aa33081f053"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04855",
    "kind": "arxiv",
    "version": 1
  }
}