Pith Number

pith:WC4X4LKI

pith:2017:WC4X4LKIEUAUIUPPNFPKEGQP4M

not attested not anchored not stored refs pending

Why is the Main Sequence of NGC 2482 So Fat?

Daniel Q. Nagasawa, Kevin Krisciunas, Marshall C. Johnson, Michael Endl, Nicholas B. Suntzeff, William Cochran

arxiv:1711.03154 v1 · 2017-11-08 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WC4X4LKIEUAUIUPPNFPKEGQP4M}

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	2026-05-18T00:30:57.027328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0b97e2d4825014451ef695ea21a0fe30ea5143dd57ab04e75e7f2b91b1d1168

Aliases

arxiv: 1711.03154 · arxiv_version: 1711.03154v1 · doi: 10.48550/arxiv.1711.03154 · pith_short_12: WC4X4LKIEUAU · pith_short_16: WC4X4LKIEUAUIUPP · pith_short_8: WC4X4LKI

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/WC4X4LKIEUAUIUPPNFPKEGQP4M \
  | 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: b0b97e2d4825014451ef695ea21a0fe30ea5143dd57ab04e75e7f2b91b1d1168

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f2031e29cd6f9dc2b193f35c3cf40933012576a4aaf5e95035e3997ed208084",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-08T20:40:29Z",
    "title_canon_sha256": "3be45fcd3a87b2d92ad7318b9ce586d104d97480ead263cfc31b9ee8a9823016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03154",
    "kind": "arxiv",
    "version": 1
  }
}